Multipoint Pack U2 Expansion Kit.
- Expansion vessel and check valve. The expansion vessel when fully charged, will absorb all expanded water produced by the Hotflo heater during normal operation. Connection 1/2" BSP male
- Pre-charged 4.1 bar. The check valve prevents backflow of hot water and eliminates any possibility of cross contamination between cold and hot water
- 15mm compression connections
- Installation Pack U2 must be fitted on the inlet side and in close proximity to the heater