Free repair help
We have 53 questions about mending 'boiler ferroli heating works'
Hi how to increase the water pressure on ferroli optimax 25C?
Ferolli Optimax HE 31C expansion vessel change?
i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
How can i repair a noCN fault on my boiler?
Ferroli DOMIcompact F 30 D?
Parts for ferroli optimax he 31c ?
Replace a diverter valve?
F40 fault?
Ferroli Optimax HE31c a26 problem?