Free repair help
We have 49 questions about mending 'ferroli switch hot'
Ferolli Optimax HE 31C expansion vessel change?
F40 fault?
Ferroli Optimax HE31c a26 problem?
Parts for ferroli optimax he 31c ?
i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
Hi how to increase the water pressure on ferroli optimax 25C?
Replace a diverter valve?
Ferroli DOMIcompact F 30 D?
How can i repair a noCN fault on my boiler?