Search results

It's a Grundfos, can't remember the exact model number. It was installed about four years ago. Problem started towards the end of last winter, but went away in the summer.... now it's back!

Subject says it all: and no, it's not that the water in the tank is cold, it's at 55 degrees! We have four showers fed from a single pump. In the sumer all is good. As the loft cools (that's where the pump is) the shower temperature falls even though there is clearly hot water available. In...