Re. plumbing problem. I will try to explain better. the central heating system is gas fired ducted warm air. The boiler has a double burner one for the heating and one for the hot water. in the attic...
HI. I have a ducted warm air heating system. The hot water tank is an indirect tank. I have a small expansion tank in the loft which keeps overflowing it is not the water inlet valve as i shut off the...
