Free repair help
We have 18 questions about mending 'ferroli combi heat'
Ferolli Optimax HE 31C expansion vessel change?
Hi how to increase the water pressure on ferroli optimax 25C?
F40 fault?
How can i repair a noCN fault on my boiler?
Parts for ferroli optimax he 31c ?
Ferroli DOMIcompact F 30 D?
i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
Replace a diverter valve?
Ferroli Optimax HE31c a26 problem?