Free repair help
We have 138 questions about mending 'central ferroli boiler'
Hi how to increase the water pressure on ferroli optimax 25C?
F40 fault?
Ferolli Optimax HE 31C expansion vessel change?
Ferroli Optimax HE31c a26 problem?
Ferroli DOMIcompact F 30 D?
Parts for ferroli optimax he 31c ?
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?
Replace a diverter valve?