An expansion vessel, check valve and pressure reducing valve kit.
To be used in conjunction with Hyco Speedflow unvented water heaters
2 litre expansion vessel set at 3.5 bar with pressure reducing valve
Comes with one way check valve
Required when pressure is above 4.2 bar and hot water expansion cannot be accommodated in the pipework
Weight of Expansion vessel 1.0 kg, Check valve 0.1 kg, Pressure reducing valve 0.3kg
Height of Expansion Vessel 225 mm, Check valve 65 mm, Pressure reducing valve 73 mm