Heatrae Sadia Hotflo Pack U5 Unvented Water Expansion Vessel Kit 95970356

Designed to effectively manage thermal expansion during water heating cycles by preventing excessive system pressure and protecting components from damage, the Heatrae Sadia Hotflo Pack U5 Unvented Water Expansion Vessel Kit provides a pre-charged expansion vessel that absorbs increased water volume efficiently to maintain stable and controlled operating pressure. The integrated one-way non-return check valve prevents backflow and eliminates the risk of cross-contamination between hot and cold water circuits. By ensuring system compliance, the Heatrae Sadia Hotflo Pack U5 ensures a reliable and consistent performance.