Heatrae Sadia 95.970.356 Pack U5 Expansion Vessel & Check Valve

Heatrae Sadia 95970356 Description

If the expansion in the cold main is restricted, for example by a stop valve, check valve or water meter, an accessory pack which includes an expansion
vessel must be fitted.

The expansion vessel when fully charged, will absorb all expanded water produced by the Hotflo heater during normal operation.
Connection ½" BSP male; precharged 4.1 bar.
The check valve prevents backflow of hot water and eliminates any possibility of crosscontamination between cold and hot water.
Connections 15mm compression.
Installation Pack U5 must be fitted on the inlet side and in close proximity to the heater.