Recent content by speedo555666@googlem

Will look into the possibility. We have 3 blocks of showers on the system so wonder if it could be those. 5 showers in one block and 3 in each of the others. It's on boosted cold water so if that's at a higher pressure it could be feeding back I guess. Might need to fit some check valves...

Hope I am posting in the correct forum for this. I work on a large commercial site in London a dn we have 2 stored water calorifiers that feed some areas of the building. They are heated via a primary loop from a CHP with boiler back ups. The primary is reading 78 Degrees on the flow and 69...