Luke warm water Halstead Ace High?
halstead ace high boiler keeps going to lockout?
Halstead Ace high combi boiler heating is ok but no hot water?
location of diaphragm on Halstead Ace HE 24 boiler?
Halstead Boiler Fault codes?
Halstead finest gold, no hot water, only when heating is on?
Fuse blew within hrs Halstead ACE HE 30 after being replaced?
halstead boiler no heating just hot water?
hot water?