Halstead finest gold, no hot water, only when heating is on?
halstead combi discharging?
location of diaphragm on Halstead Ace HE 24 boiler?
halstead ace high combi keeps dropping pressure?
Halstead ace 24 HE combi boiler keeps blowing fuse in PCB?
halstead boiler?
halstead boiler no heating just hot water?
Halstead Best 60 boiler?
My halstead ace30 DHW not getting hot ?