Heatrae Sadia Pack U2 Expansion Vessel Check Valve And Expansion Relief Valve 95970351

Heatrae Sadia Pack U2 Expansion Vessel Check Valve and Expansion Relief Valve

The Multipoint pack U2 from Heatrae Sadia is an expansion vessel, a check valve and a expansion relief valve. The expansion vessel absorbs the water during use. The check valve prevents backflow and cross contamination of hot and cold water.