Recent content by gingerb

Aplogies, it's a Potterton 100 or 1000 (I think 100). Do you think the power flush is unlikely to be needed?

I have a six year old Potterton boiler. When we turn the hot water off the boiler makes a very loud rumbling noise, then goes into lock out - hot water also comes out of the overflow pipe. This seems to be worse when the heating is also on. A British Gas boiler specialist has told me we need a...