{"title":"Expansion Vessels","description":"\u003ch2 class=\"MsoNoSpacing\"\u003eExpansion Vessels for Hot Water \u0026amp; Heating Systems\u003c\/h2\u003e\n\u003cp\u003eExpansion vessels are essential components used in hot water and heating systems to absorb pressure changes caused by water expansion during heating. Without a correctly functioning expansion vessel, systems can experience rising pressure, discharge from safety valves, reduced efficiency, and long-term component damage.\u003c\/p\u003e\n\u003cp\u003eAt Heatraq, we supply a growing range of genuine expansion vessels and associated components for popular systems including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Megaflo\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Electromax\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Multipoint\u003c\/strong\u003e, and other hot water applications.\u003c\/p\u003e\n\u003cp\u003eWhether you are replacing a failed vessel, repairing a pressure issue, or carrying out preventative maintenance, choosing the correct genuine spare helps ensure safe and reliable system performance.\u003c\/p\u003e\n\u003cp\u003eWe supply trade-trusted replacement parts with fast UK delivery and expert support to help identify the correct component for your system.\u003c\/p\u003e","products":[{"product_id":"heatrae-sadia-95970351-u2-expansion-kit","title":"Heatrae Sadia 95970351 U2 Multipoint Expansion Kit","description":"\u003cp class=\"MsoNormal\"\u003eThe Heatrae Sadia 95970351 U2 Multipoint Expansion Kit is a genuine Baxi part for water heating systems, available for fast UK delivery from Heatraq.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIt is compatible with:\u003c\/p\u003e\n\u003cp class=\"MsoNoSpacing\" style=\"margin-left: 36.0pt; text-indent: -18.0pt; mso-list: l0 level1 lfo1;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eHeatrae Sadia Multipoint\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIf you're unsure whether this part fits your unit, please don't hesitate to contact us. We are happy to help. You can read our guide on \u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/how-to-identify-the-correct-heatrae-sadia-spare-part-engineer-guide\"\u003eidentifying the correct Heatrae Sadia\/Baxi part,\u003c\/a\u003e which may be helpful. Some parts may be discontinued in older units; we can also recommend a suitable Baxi replacement part\u003c\/p\u003e\n\u003cp\u003eExpansion vessel and check valve for installations where expansion in the cold main is restricted.\u003c\/p\u003e\n\u003cdiv class=\"featureClass\"\u003e\n\u003cul\u003e\n\u003cli\u003eLockable control knob\u003c\/li\u003e\n\u003cli\u003eFail-safe shutdown\u003c\/li\u003e\n\u003cli\u003eOperating pressure from 0.2 bar to 6.0 bar\u003c\/li\u003e\n\u003cli\u003eCheck valves to prevent cross contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":55403601592646,"sku":"HS95970351","price":116.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-95970351-u2-expansion-kit.jpg?v=1763065665"},{"product_id":"heatrae-sadia-95970356-hotflo-u5-expansion-vessel-check-valve-kit","title":"Heatrae Sadia 95970356 Hotflo U5 Expansion Vessel \u0026 Check Valve Kit","description":"\u003cp\u003eThe expansion vessel when fully charged, will absorb all expanded water produced by the Hotflo heater during normal operation. The check valve prevents backflow of hot water and eliminates any possibility of cross contamination between cold and hot water.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExpansion vessel connection 1\/2\" BSP male\u003c\/li\u003e\n\u003cli\u003ePre-charged to 4.1 bar\u003c\/li\u003e\n\u003cli\u003eCheck valve connection 15 mm compression\u003c\/li\u003e\n\u003cli\u003eGuaranteed for 2 years\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":55403605066054,"sku":"HS95970356","price":108.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-95970356-hotflo-u5-expansion-vessel-check-valve-kit.png?v=1762548836"},{"product_id":"heatrae-sadia-95970600-8l-6bar-expansion-vessel-himax","title":"Heatrae Sadia 95970600 8L 6-Bar Expansion Vessel Himax","description":"\u003cp class=\"MsoNormal\"\u003eThe Heatrae Sadia 95970600 8L 6-Bar Expansion Vessel Himax is a genuine Baxi part for water heating systems, available for fast UK delivery from Heatraq.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIt is compatible with:\u003c\/p\u003e\n\u003cp style=\"margin-left: 36.0pt; text-indent: -18.0pt; mso-list: l0 level1 lfo1;\" class=\"MsoNoSpacing\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eHeatrae Sadia HI-MAX Instant indirect\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIf you're unsure whether this part fits your unit, please don't hesitate to contact us. We are happy to help. You can read our guide on \u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/how-to-identify-the-correct-heatrae-sadia-spare-part-engineer-guide\"\u003eidentifying the correct Heatrae Sadia\/Baxi part,\u003c\/a\u003e which may be helpful. Some parts may be discontinued in older units; we can also recommend a suitable Baxi replacement part\u003c\/p\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":55648988463430,"sku":"HS95970600","price":268.1,"currency_code":"GBP","in_stock":true}]},{"product_id":"heatrae-sadia-94970011-santon-alk04-expansion-kit","title":"Heatrae Sadia 94970011 Santon ALK04 Expansion Kit","description":"\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eThe Heatrae Sadia 94970011 Santon ALK04 Expansion Kit is a genuine Baxi spare part designed for Aquaheat water heaters, supplied by Heatraq with fast UK delivery. This spare part is compatible with the following Heatrae Sadia models:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eHeatrae Sadia Aquaheat\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eALK ALK01, 02, 03, 04, 05, 06\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eIf you are unsure whether this part is suitable for your unit, we recommend checking the model reference or contacting our technical team for confirmation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eWhen identifying replacement components, our guides may also be helpful:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/copper-vs-titanium-immersion-heaters-which-should-you-choose\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCopper vs Titanium Immersion Heaters\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e – Which Should You Choose?\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/common-heatrae-sadia-water-heater-faults-which-spare-parts-fix-them\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCommon Heatrae Sadia Water Heater Faults\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e \u0026amp; Which Spare Parts Fix Them\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eSome parts may be discontinued on older units. Where applicable, we can recommend a Baxi-approved replacement to ensure continued safe and reliable operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56190853873990,"sku":null,"price":176.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-94970011-santon-alk04-expansion-kit.png?v=1773669439"},{"product_id":"heatrae-sadia-94970009-santon-alk02-vessel-kit","title":"Heatrae Sadia 94970009 Santon ALK02 Vessel Kit","description":"\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eThe Heatrae Sadia 94970009 Santon ALK02 Vessel Kit is a genuine Baxi spare part designed for Aquaheat water heaters, supplied by Heatraq with fast UK delivery. This spare part is compatible with the following Heatrae Sadia models:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eHeatrae Sadia Aquaheat\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eALK ALK01, 02, 03, 04, 05, 06\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eIf you are unsure whether this part is suitable for your unit, we recommend checking the model reference or contacting our technical team for confirmation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eWhen identifying replacement components, our guides may also be helpful:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/copper-vs-titanium-immersion-heaters-which-should-you-choose\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCopper vs Titanium Immersion Heaters\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e – Which Should You Choose?\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/common-heatrae-sadia-water-heater-faults-which-spare-parts-fix-them\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCommon Heatrae Sadia Water Heater Faults\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e \u0026amp; Which Spare Parts Fix Them\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eSome parts may be discontinued on older units. Where applicable, we can recommend a Baxi-approved replacement to ensure continued safe and reliable operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56191787041094,"sku":"HS94970009","price":95.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-94970009-santon-alk02-vessel-kit.png?v=1773671300"},{"product_id":"heatrae-sadia-94970008-santon-alk01-vessel-kit","title":"Heatrae Sadia 94970008 Santon ALK01 Vessel Kit","description":"\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eThe Heatrae Sadia 94970008 Santon ALK01 Vessel Kit is a genuine Baxi spare part designed for Aquaheat water heaters, supplied by Heatraq with fast UK delivery. This spare part is compatible with the following Heatrae Sadia models:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eHeatrae Sadia Aquaheat\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eALK ALK01, 02, 03, 04, 05, 06\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eIf you are unsure whether this part is suitable for your unit, we recommend checking the model reference or contacting our technical team for confirmation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eWhen identifying replacement components, our guides may also be helpful:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/copper-vs-titanium-immersion-heaters-which-should-you-choose\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCopper vs Titanium Immersion Heaters\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e – Which Should You Choose?\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/common-heatrae-sadia-water-heater-faults-which-spare-parts-fix-them\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCommon Heatrae Sadia Water Heater Faults\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e \u0026amp; Which Spare Parts Fix Them\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eSome parts may be discontinued on older units. Where applicable, we can recommend a Baxi-approved replacement to ensure continued safe and reliable operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56191882756422,"sku":"HS94970008","price":204.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-94970008-santon-alk01-vessel-kit.png?v=1773672527"},{"product_id":"heatrae-sadia-95612726-300l-expansion-vessel-10-bar","title":"Heatrae Sadia 95612726 300L Expansion Vessel 10-Bar","description":"\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eThe Heatrae Sadia 95612726 300L Expansion Vessel 10-Bar is a genuine Baxi spare part designed for Megaflo Flexistor, supplied by Heatraq with fast UK delivery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eThis spare part is compatible with the following Heatrae Sadia models:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eMegaflo Flexistor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l1 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eMegaflo Industrial Cylinder\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eIf you are unsure whether this part is suitable for your unit, we recommend checking the model reference or contacting our technical team for confirmation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eWhen identifying replacement components, our guides may also be helpful:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/copper-vs-titanium-immersion-heaters-which-should-you-choose\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCopper vs Titanium Immersion Heaters\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e – Which Should You Choose?\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: #333333; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cspan style=\"color: windowtext;\"\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/blogs\/news\/common-heatrae-sadia-water-heater-faults-which-spare-parts-fix-them\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #337ab7; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eCommon Heatrae Sadia Water Heater Faults\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003e \u0026amp; Which Spare Parts Fix Them\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 7.5pt; line-height: normal;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Helvetica',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: #333333; mso-font-kerning: 0pt; mso-ligatures: none; mso-fareast-language: EN-GB;\"\u003eSome parts may be discontinued on older units. Where applicable, we can recommend a Baxi-approved replacement to ensure continued safe and reliable operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56283287650630,"sku":"HS95612726","price":2178.29,"currency_code":"GBP","in_stock":true}]},{"product_id":"heatrae-sadia-95607034-expansion-vessel-electromax-genuine-spare","title":"Heatrae Sadia 95607034 Expansion Vessel - Electromax Genuine Spare","description":"\u003ch2\u003e\u003cstrong\u003eGenuine Heatrae Sadia 95607034 Expansion Vessel\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia 95607034 Expansion Vessel\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a genuine replacement component designed for use with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Electromax systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt plays a crucial role in managing pressure fluctuations by absorbing the expansion of heated water, helping to maintain safe and stable system operation.\u003c\/p\u003e\n\u003cp\u003eIf your system is experiencing pressure issues or frequent discharge from safety valves, a faulty expansion vessel is often the cause — and replacing it can quickly restore proper performance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGenuine Heatrae Sadia spare part\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Designed specifically for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eElectromax systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Absorbs thermal expansion to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estabilise system pressure\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Helps prevent\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoverpressure and valve discharge\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Durable construction for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Why Expansion Vessels Are Important\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAs water heats, it expands. Without a functioning expansion vessel, this can lead to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncreased system pressure\u003c\/li\u003e\n\u003cli\u003eFrequent activation of safety valves\u003c\/li\u003e\n\u003cli\u003eWater discharge through overflow pipes\u003c\/li\u003e\n\u003cli\u003ePotential damage to system components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA correctly functioning expansion vessel ensures pressure is safely managed within the system.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🧰 Common Signs You Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePressure rising rapidly when heating\u003c\/li\u003e\n\u003cli\u003eWater discharging from relief valves\u003c\/li\u003e\n\u003cli\u003eSystem pressure instability\u003c\/li\u003e\n\u003cli\u003eVessel feels full of water (failed internal diaphragm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia Electromax\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia HI=MAX Store HIU\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always check your system model before ordering.\u003cbr\u003e👉 Contact our team if you need help confirming compatibility.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Trusted by engineers and installers\u003c\/li\u003e\n\u003cli\u003e📞 Expert support to help identify the correct part\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56507332395334,"sku":"HS95607034","price":221.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-95607034-expansion-vessel-electromax-genuine-spare.png?v=1777990635"},{"product_id":"heatrae-sadia-95607035-expansion-vessel-hose-electromax-genuine-spare","title":"Heatrae Sadia 95607035 Expansion Vessel Hose - Electromax Genuine Spare","description":"\u003ch2\u003e\u003cstrong\u003eGenuine Heatrae Sadia 95607035 Expansion Vessel Hose\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia 95607035 Expansion Vessel Hose\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a genuine replacement component designed to connect the expansion vessel within\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Electromax systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis hose ensures a secure and reliable connection, allowing the expansion vessel to function correctly in managing system pressure. If the hose becomes worn, damaged, or starts to leak, replacing it is essential to maintain safe and efficient operation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGenuine Heatrae Sadia spare part\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Designed for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eElectromax systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Provides a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esecure connection to the expansion vessel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Helps maintain\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epressure stability and system integrity\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Ideal for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erepair and maintenance work\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Why This Part Matters\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA damaged or degraded hose can lead to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWater leaks around the expansion vessel\u003c\/li\u003e\n\u003cli\u003eLoss of system pressure\u003c\/li\u003e\n\u003cli\u003eReduced effectiveness of the expansion vessel\u003c\/li\u003e\n\u003cli\u003ePotential long-term system damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplacing the hose ensures the expansion vessel continues to operate correctly.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🧰 Common Signs You Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVisible cracks or wear on the hose\u003c\/li\u003e\n\u003cli\u003eWater leaks near the expansion vessel\u003c\/li\u003e\n\u003cli\u003eDrops in system pressure\u003c\/li\u003e\n\u003cli\u003eLoose or compromised connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia Electromax\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always confirm your system model before ordering.\u003cbr\u003e👉 Contact our team if you need help identifying the correct part.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔄 Related Parts (Recommended)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor a complete repair, you may also need:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExpansion vessel (\u003ca href=\"https:\/\/heatraq.co.uk\/products\/heatrae-sadia-95607034-expansion-vessel-electromax-genuine-spare\" title=\"Heatrae Sadia 95607034 Expansion Vessel - Electromax Genuine Spare\"\u003e\u003cstrong\u003eHeatrae Sadia 95607034 Expansion Vessel\u003c\/strong\u003e\u003c\/a\u003e)\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/products\/heatrae-sadia-95605023-10-bar-temperature-pressure-relief-valve-electromax-genuine-spare\" title=\"Heatrae Sadia 95605023 10 Bar Temperature \u0026amp; Pressure Relief Valve – Electromax Genuine Spare\"\u003eTemperature \u0026amp; pressure relief valve (95605023)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56507407728966,"sku":"HS95607035","price":138.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-95607035-expansion-vessel-hose-electromax-genuine-spare.png?v=1777992513"},{"product_id":"heatrae-sadia-95607045-expansion-vessel-genuine-multipoint-spare","title":"Heatrae Sadia 95607045 Expansion Vessel - Genuine Multipoint Spare","description":"\u003ch2\u003e\u003cstrong\u003eGenuine Heatrae Sadia 95607045 Expansion Vessel\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia 95607045 Expansion Vessel\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a genuine replacement component designed for use with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Multipoint water heaters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt plays a key role in managing pressure within the system by absorbing the expansion of heated water, helping to maintain stable operation and prevent unnecessary strain on components.\u003c\/p\u003e\n\u003cp\u003eIf your system is experiencing pressure fluctuations or discharging water, replacing a faulty expansion vessel is often the solution.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGenuine Heatrae Sadia spare part\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Designed for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMultipoint water heaters\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Absorbs thermal expansion to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estabilise pressure\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Helps prevent\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoverpressure and discharge issues\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Durable and reliable for long-term use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Why Expansion Vessels Are Important\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAs water heats, it expands. Without a functioning expansion vessel, this can cause:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncreased system pressure\u003c\/li\u003e\n\u003cli\u003eActivation of safety valves\u003c\/li\u003e\n\u003cli\u003eWater discharge or overflow\u003c\/li\u003e\n\u003cli\u003ePotential damage to internal components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplacing the expansion vessel ensures your system continues to operate safely and efficiently.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🧰 Common Signs You Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePressure rising during heating\u003c\/li\u003e\n\u003cli\u003eWater discharging from the system\u003c\/li\u003e\n\u003cli\u003eInconsistent performance\u003c\/li\u003e\n\u003cli\u003eVessel feels heavy or waterlogged (internal failure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia Multipoint\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always confirm your exact model before ordering.\u003cbr\u003e👉 Contact our team if you need assistance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔄 Related Parts (Recommended)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor a complete repair, consider checking:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExpansion vessel hose\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/collections\/immersion-thermostats\" title=\"immersion thermostats\"\u003eThermostats\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eSafety\/relief valves\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Trusted by engineers and installers\u003c\/li\u003e\n\u003cli\u003e📞 Expert support to help you get the right part\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56508376645958,"sku":"HS95607045","price":229.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-95607045-expansion-vessel-genuine-multipoint-spare.png?v=1778006230"},{"product_id":"heatrae-sadia-95607066-12-litre-primary-expansion-vessel-megaflo-genuine-spare","title":"Heatrae Sadia 95607066 12 Litre Primary Expansion Vessel - Megaflo Genuine Spare","description":"\u003ch2\u003e\u003cstrong\u003eGenuine Heatrae Sadia 95607066 12 Litre Primary Expansion Vessel\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia 95607066 12 Litre Primary Expansion Vessel\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a genuine replacement component designed for use with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Megaflo systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis vessel is specifically designed for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eprimary (heating) circuit\u003c\/strong\u003e, absorbing the expansion of heated water to maintain stable system pressure and protect key components from stress and overpressure.\u003c\/p\u003e\n\u003cp\u003eWith a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12 litre capacity\u003c\/strong\u003e, it provides the correct volume required for effective pressure management in compatible Megaflo systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGenuine Heatrae Sadia spare part\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12 litre capacity\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor primary circuit applications\u003c\/li\u003e\n\u003cli\u003e✅ Designed for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMegaflo systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Absorbs expansion to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estabilise pressure\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Helps prevent\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoverpressure and component wear\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Durable construction for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Primary vs Secondary Expansion Vessels\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eprimary expansion vessel\u003c\/strong\u003e, meaning it supports the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eheating circuit\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erather than the domestic hot water side.\u003c\/p\u003e\n\u003cp\u003eUsing the correct vessel is essential to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaintain proper system balance\u003c\/li\u003e\n\u003cli\u003eEnsure safe pressure levels\u003c\/li\u003e\n\u003cli\u003eAvoid unnecessary strain on components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🧰 Common Signs You Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePressure rising rapidly during heating cycles\u003c\/li\u003e\n\u003cli\u003eFrequent discharge from safety valves\u003c\/li\u003e\n\u003cli\u003eSystem pressure instability\u003c\/li\u003e\n\u003cli\u003eVessel feels waterlogged (failed diaphragm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia Megaflo HE\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia Megaflo Systemfit\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia Premier Plus Systemfit\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSanton Premier Plus Systemfit\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBaxi Assure Systemfit\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always confirm your model and vessel specification before ordering.\u003cbr\u003e👉 Contact our team if you need help identifying the correct part.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e🔄 Related Parts (Recommended)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor a complete pressure system check, consider:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePRV cartridge (\u003ca href=\"https:\/\/heatraq.co.uk\/products\/heatrae-sadia-95605026-3-bar-pressure-reducing-valve-cartridge-megaflo-he-genuine-spare\" title=\"Heatrae Sadia 95605026 3 Bar Pressure Reducing Valve Cartridge\"\u003e95605026\u003c\/a\u003e)\u003c\/li\u003e\n\u003cli\u003eCombination valve kits\u003c\/li\u003e\n\u003cli\u003eSafety\/relief valves\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Trusted by engineers and installers\u003c\/li\u003e\n\u003cli\u003e📞 Expert support to ensure correct part selection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56508415738182,"sku":"HS95607066","price":301.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-95607066-12-litre-primary-expansion-vessel-megaflo-genuine-spare.png?v=1778007906"},{"product_id":"heatrae-sadia-expansion-vessel-hose-genuine-megaflo-spare","title":"Heatrae Sadia 95607067 Expansion Vessel Hose - Genuine Megaflo Spare","description":"\u003ch2\u003e\u003cstrong\u003eGenuine Heatrae Sadia Expansion Vessel Hose – Megaflo\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Expansion Vessel Hose\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a genuine replacement component designed for use with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHeatrae Sadia Megaflo systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis hose provides a secure and reliable connection between the expansion vessel and the system, ensuring correct operation of the pressure management system. If the hose becomes worn, cracked, or starts leaking, it can compromise pressure stability and system performance.\u003c\/p\u003e\n\u003cp\u003eReplacing the hose alongside the expansion vessel is recommended to ensure a complete and long-lasting repair.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGenuine Heatrae Sadia spare part\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Designed for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMegaflo systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Ensures a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esecure connection to the expansion vessel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Helps maintain\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estable system pressure\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ Ideal for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emaintenance and repair work\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Why This Part Matters\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA damaged or failing hose can lead to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWater leaks around the vessel\u003c\/li\u003e\n\u003cli\u003eLoss of pressure stability\u003c\/li\u003e\n\u003cli\u003eReduced effectiveness of the expansion vessel\u003c\/li\u003e\n\u003cli\u003ePotential long-term system issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplacing this component helps maintain the integrity of the entire pressure control system.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🧰 Common Signs You Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVisible wear, cracks, or damage\u003c\/li\u003e\n\u003cli\u003eWater leaks near the expansion vessel\u003c\/li\u003e\n\u003cli\u003eLoose or degraded connections\u003c\/li\u003e\n\u003cli\u003ePressure drops within the system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHeatrae Sadia Megaflo systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always confirm your model before ordering.\u003cbr\u003e👉 Contact our team if you need assistance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔄 Related Parts (Recommended)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor a complete repair, consider:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExpansion vessel (\u003cstrong\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/products\/heatrae-sadia-95607066-12-litre-primary-expansion-vessel-megaflo-genuine-spare\" title=\"Heatrae Sadia 95607066 12 Litre Primary Expansion Vessel\"\u003eHeatrae Sadia 95607066 12 Litre Primary Expansion Vessel\u003c\/a\u003e\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli\u003ePRV cartridge (\u003ca href=\"https:\/\/heatraq.co.uk\/products\/heatrae-sadia-95605026-3-bar-pressure-reducing-valve-cartridge-megaflo-he-genuine-spare\" title=\"Heatrae Sadia 95605026 3 Bar Pressure Reducing Valve Cartridge\"\u003e95605026\u003c\/a\u003e)\u003c\/li\u003e\n\u003cli\u003eCombination valve kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Trusted by engineers and installers\u003c\/li\u003e\n\u003cli\u003e📞 Expert support to ensure correct part selection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56508432056646,"sku":"HS95607067","price":47.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/files\/heatrae-sadia-expansion-vessel-hose-genuine-megaflo-spare.png?v=1778008719"},{"product_id":"heatrae-sadia-95607438-35-litre-6-bar-expansion-vessel-genuine-megaflo-spare","title":"Heatrae Sadia 95607438 35 Litre 6 Bar Expansion Vessel - Genuine Megaflo Spare","description":"\u003ch2\u003e\n\u003cstrong\u003eGenuine Heatrae Sadia 95607438 Megaflo Expansion Vessel\u003c\/strong\u003e \u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe Heatrae Sadia 95607438 35 Litre 6 Bar Expansion Vessel - Genuine Megaflo Spare is a genuine replacement component designed for use with Megaflo\u003c\/p\u003e\n\u003cp\u003eThis vessel is specifically designed for the primary (heating) circuit, absorbing the expansion of heated water to maintain stable system pressure and protect key components from stress and overpressure\u003c\/p\u003e\n\u003cp\u003eIdeal for servicing, maintenance, and repairs, this genuine spare helps restore reliable system performance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Genuine manufacturer-approved spare part\u003c\/li\u003e\n\u003cli\u003e✅ Designed for compatible [system type]\u003c\/li\u003e\n\u003cli\u003e✅ Helps maintain safe and efficient operation\u003c\/li\u003e\n\u003cli\u003e✅ Reliable replacement for worn or faulty components\u003c\/li\u003e\n\u003cli\u003e✅ Trusted by engineers and installers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Common Signs You May Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRising pressure during heating\u003c\/li\u003e\n\u003cli\u003eWater discharge from relief valves\u003c\/li\u003e\n\u003cli\u003eNoisy operation\u003c\/li\u003e\n\u003cli\u003ePressure loss\u003c\/li\u003e\n\u003cli\u003eRepeated pressure adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with: 400L, 500L \u0026amp; 570L of the following Heatrae Sadia models\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMegaflo Industrial Cylinder\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus Flexistor\u003c\/li\u003e\n\u003cli\u003eMiscellaneous Boss\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always check your model and existing part before ordering.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Genuine trade-trusted spare parts\u003c\/li\u003e\n\u003cli\u003e📞 Expert support from the Heatraq team\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56525924925766,"sku":"HS95607438","price":280.11,"currency_code":"GBP","in_stock":true}]},{"product_id":"heatrae-sadia-95607445-60-litre-6-bar-expansion-vessel-genuine-megaflo-spare","title":"Heatrae Sadia 95607445 60 Litre 6 Bar Expansion Vessel - Genuine Megaflo Spare","description":"\u003ch2\u003e\n\u003cstrong\u003eGenuine Heatrae Sadia 95607445 60L Megaflo Expansion Vessel\u003c\/strong\u003e \u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe Heatrae Sadia 95607438 35 Litre 6 Bar Expansion Vessel - Genuine Megaflo Spare is a genuine replacement component designed for use with Megaflo\u003c\/p\u003e\n\u003cp\u003eThis vessel is specifically designed for the primary (heating) circuit, absorbing the expansion of heated water to maintain stable system pressure and protect key components from stress and overpressure\u003c\/p\u003e\n\u003cp\u003eIdeal for servicing, maintenance, and repairs, this genuine spare helps restore reliable system performance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Genuine manufacturer-approved spare part\u003c\/li\u003e\n\u003cli\u003e✅ Designed for compatible [system type]\u003c\/li\u003e\n\u003cli\u003e✅ Helps maintain safe and efficient operation\u003c\/li\u003e\n\u003cli\u003e✅ Reliable replacement for worn or faulty components\u003c\/li\u003e\n\u003cli\u003e✅ Trusted by engineers and installers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Common Signs You May Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRising pressure during heating\u003c\/li\u003e\n\u003cli\u003eWater discharge from relief valves\u003c\/li\u003e\n\u003cli\u003eNoisy operation\u003c\/li\u003e\n\u003cli\u003ePressure loss\u003c\/li\u003e\n\u003cli\u003eRepeated pressure adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with: 400L-500L of the following Heatrae Sadia models\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMegaflo Industrial Cylinder\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus Flexistor\u003c\/li\u003e\n\u003cli\u003eMiscellaneous Boss\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always check your model and existing part before ordering.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Genuine trade-trusted spare parts\u003c\/li\u003e\n\u003cli\u003e📞 Expert support from the Heatraq team\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56525951336774,"sku":"HS95607445","price":271.9,"currency_code":"GBP","in_stock":true}]},{"product_id":"heatrae-sadia-95607446-60-litre-10-bar-expansion-vessel-genuine-megaflo-spare","title":"Heatrae Sadia 95607446 60 Litre 10 Bar Expansion Vessel - Genuine Megaflo Spare","description":"\u003ch2 class=\"MsoNoSpacing\"\u003e\u003cb\u003eGenuine Heatrae Sadia 95607446 Megaflo Expansion Vessel\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"MsoNoSpacing\"\u003eThe Heatrae Sadia 95607446 60 Litre 10 Bar Expansion Vessel - Genuine Megaflo Spare is a genuine replacement component designed for use with Megaflo\u003c\/p\u003e\n\u003cp class=\"MsoNoSpacing\"\u003eThis vessel is specifically designed for the primary (heating) circuit, absorbing the expansion of heated water to maintain stable system pressure and protect key components from stress and overpressure\u003c\/p\u003e\n\u003cp class=\"MsoNoSpacing\"\u003eIdeal for servicing, maintenance, and repairs, this genuine spare helps restore reliable system performance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Genuine manufacturer-approved spare part\u003c\/li\u003e\n\u003cli\u003e✅ Designed for compatible [system type]\u003c\/li\u003e\n\u003cli\u003e✅ Helps maintain safe and efficient operation\u003c\/li\u003e\n\u003cli\u003e✅ Reliable replacement for worn or faulty components\u003c\/li\u003e\n\u003cli\u003e✅ Trusted by engineers and installers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Common Signs You May Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRising pressure during heating\u003c\/li\u003e\n\u003cli\u003eWater discharge from relief valves\u003c\/li\u003e\n\u003cli\u003eNoisy operation\u003c\/li\u003e\n\u003cli\u003ePressure loss\u003c\/li\u003e\n\u003cli\u003eRepeated pressure adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with: \u003cspan style=\"font-size: 12.0pt; line-height: 115%; font-family: 'Aptos',sans-serif; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: Aptos; mso-fareast-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-GB; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;\"\u003e400L-500L \u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003eof the following Heatrae Sadia models\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMegaflo Industrial Cylinder\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus Flexistor\u003c\/li\u003e\n\u003cli\u003eMiscellaneous Boss\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always check your model and existing part before ordering.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Genuine trade-trusted spare parts\u003c\/li\u003e\n\u003cli\u003e📞 Expert support from the Heatraq team\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56526037745990,"sku":"HS95607446","price":653.59,"currency_code":"GBP","in_stock":true}]},{"product_id":"heatrae-sadia-95607447-80-litre-6-bar-expansion-vessel-genuine-megaflo-spare","title":"Heatrae Sadia 95607447 80 Litre 6 Bar Expansion Vessel - Genuine Megaflo Spare","description":"\u003ch2 class=\"MsoNoSpacing\"\u003e\u003cb\u003eGenuine Heatrae Sadia 95607447 Megaflo Expansion Vessel\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Heatrae Sadia 95607447 80 Litre 6 Bar Expansion Vessel - Genuine Megaflo Spare is a genuine replacement component designed for use with Megaflo\u003c\/p\u003e\n\u003cp\u003eThis vessel is specifically designed for the primary (heating) circuit, absorbing the expansion of heated water to maintain stable system pressure and protect key components from stress and overpressure.\u003c\/p\u003e\n\u003cp\u003eIdeal for servicing, maintenance, and repairs, this genuine spare helps restore reliable system performance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🔍 Key Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Genuine manufacturer-approved spare part\u003c\/li\u003e\n\u003cli\u003e✅ Designed for compatible [system type]\u003c\/li\u003e\n\u003cli\u003e✅ Helps maintain safe and efficient operation\u003c\/li\u003e\n\u003cli\u003e✅ Reliable replacement for worn or faulty components\u003c\/li\u003e\n\u003cli\u003e✅ Trusted by engineers and installers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e⚠️ Common Signs You May Need Replacement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRising pressure during heating\u003c\/li\u003e\n\u003cli\u003eWater discharge from relief valves\u003c\/li\u003e\n\u003cli\u003eNoisy operation\u003c\/li\u003e\n\u003cli\u003ePressure loss\u003c\/li\u003e\n\u003cli\u003eRepeated pressure adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e🔧 Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e✔ Compatible with: 800L cylinders of the following Heatrae Sadia models\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMegaflo Industrial Cylinder\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus\u003c\/li\u003e\n\u003cli\u003eMegaflo Eco Plus Flexistor\u003c\/li\u003e\n\u003cli\u003eMiscellaneous Boss\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Always check your model and existing part before ordering.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e🚚 Delivery \u0026amp; Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📦 Fast UK delivery available\u003c\/li\u003e\n\u003cli\u003e🧰 Genuine trade-trusted spare parts\u003c\/li\u003e\n\u003cli\u003e📞 Expert support from the Heatraq team\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56526079000902,"sku":"HS95607447","price":303.71,"currency_code":"GBP","in_stock":true}]},{"product_id":"heatrae-sadia-95612723-200-litre-6-bar-expansion-vessel-genuine-commercial-spare","title":"Heatrae Sadia 95612723 200 Litre 6 Bar Expansion Vessel – Genuine Commercial Spare","description":"\u003ch2\u003e\u003cstrong\u003eGenuine Heatrae Sadia 95612723 200 Litre 6 Bar Expansion Vessel\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe genuine Heatrae Sadia 95612723 Expansion Vessel is a 200 litre, 6 bar-rated vessel designed for use with selected Megaflo Flexistor, commercial calorifier and industrial hot water storage systems.\u003c\/p\u003e\n\u003cp\u003eExpansion vessels play a critical role in sealed hot water systems by accommodating water expansion as temperatures rise. This helps maintain stable system pressure and protects associated components from excessive pressure build-up.\u003c\/p\u003e\n\u003cp\u003eManufactured to original Heatrae Sadia specifications, this genuine commercial replacement vessel is designed for demanding hot water installations across commercial, industrial and large-scale building applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat Does an Expansion Vessel Do?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAs water heats, it expands. In sealed systems, an expansion vessel absorbs this increase in volume to help:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003emaintain safe operating pressure\u003c\/li\u003e\n\u003cli\u003ereduce stress on system components\u003c\/li\u003e\n\u003cli\u003eprotect valves and pipework\u003c\/li\u003e\n\u003cli\u003eimprove overall system stability\u003c\/li\u003e\n\u003cli\u003esupport efficient hot water operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA failing expansion vessel can cause:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epressure fluctuations\u003c\/li\u003e\n\u003cli\u003edischarge from relief valves\u003c\/li\u003e\n\u003cli\u003esystem over-pressurisation\u003c\/li\u003e\n\u003cli\u003enoisy operation\u003c\/li\u003e\n\u003cli\u003erepeated pressure loss issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGenuine Heatrae Sadia Commercial Spare\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUsing a genuine Heatrae Sadia expansion vessel helps ensure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ecorrect pressure rating\u003c\/li\u003e\n\u003cli\u003ereliable compatibility\u003c\/li\u003e\n\u003cli\u003ecommercial-grade durability\u003c\/li\u003e\n\u003cli\u003edependable long-term performance\u003c\/li\u003e\n\u003cli\u003esafe operation within sealed systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSuitable for selected:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMegaflo Flexistor commercial systems\u003c\/li\u003e\n\u003cli\u003eCommercial calorifiers\u003c\/li\u003e\n\u003cli\u003eIndustrial direct, indirect and solar cylinders\u003c\/li\u003e\n\u003cli\u003eAndrews Flexistor systems\u003c\/li\u003e\n\u003cli\u003eRemeha commercial calorifiers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIncluding selected:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e400L to 2500L commercial cylinders\u003c\/li\u003e\n\u003cli\u003e6 bar and 10 bar system variants\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways confirm compatibility using the existing part number and vessel specification before ordering.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Heatrae Sadia spare part\u003c\/li\u003e\n\u003cli\u003e200 litre expansion vessel\u003c\/li\u003e\n\u003cli\u003e6 bar pressure rating\u003c\/li\u003e\n\u003cli\u003eDesigned for commercial hot water systems\u003c\/li\u003e\n\u003cli\u003eSuitable for sealed heating and hot water installations\u003c\/li\u003e\n\u003cli\u003eHeavy-duty commercial construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRelated components commonly replaced alongside expansion vessels include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eexpansion relief valves\u003c\/li\u003e\n\u003cli\u003epressure-reducing valves\u003c\/li\u003e\n\u003cli\u003epressure gauges\u003c\/li\u003e\n\u003cli\u003eimmersion heater gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrowse more genuine\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/heatraq.co.uk\/collections\/expansion-vessels\" title=\"Expansion vessels\"\u003eExpansion Vessels\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eand commercial hot water spare parts at Heatraq.\u003c\/p\u003e","brand":"Heatrae Sadia","offers":[{"title":"Default Title","offer_id":56663035183430,"sku":"HS95612723","price":743.88,"currency_code":"GBP","in_stock":true}]}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/5975\/0726\/collections\/expansion-vessels.png?v=1777280551","url":"https:\/\/heatraq.co.uk\/collections\/expansion-vessels.oembed?page=2","provider":"Heatraq","version":"1.0","type":"link"}