Heatrae Sadia 95970356 Hotflo U5 Expansion Vessel & Check Valve Kit

The 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.

• Expansion vessel connection 1/2" BSP male
• Pre-charged to 4.1 bar
• Check valve connection 15 mm compression
• Guaranteed for 2 years