System & Auxiliary Valves
System and auxiliary valves support the overall operation and balance of heating and hot water systems. While not always safety-critical, these valves play an important role in managing circulation, pressure behaviour and water levels within a system.
This range includes bypass valves, pump return valves, control valves and float valves used across a variety of system designs. Selected for durability and compatibility, these components support reliable long-term performance in residential, commercial and mixed-use installations.
Related valve categories
System and auxiliary valves are often installed alongside Isolation & Service Valves for maintenance access and Water Control & Regulation Valves where stable operating conditions are required.
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Heatrae Sadia 95606990 Twin Solar Temperature Pocket for Megaflo Eco Solar Cylinders
Regular price £45.02 GBPRegular priceSale price £45.02 GBP -
Heatrae Sadia 95607065 Pressure Gauge for Megaflo, Premier Plus & SystemFit Cylinders
Regular price £43.09 GBPRegular priceSale price £43.09 GBP -
Heatrae Sadia 95607039 Filling Loop Assembly for Electromax Boilers
Regular price £43.09 GBPRegular priceSale price £43.09 GBP -
Heatrae Sadia 95607737 6 Bar Expansion Relief Valve for Multipoint Water Heaters
Regular price £34.89 GBPRegular priceSale price £34.89 GBP