Electric boilers – check out our brand new results for 2024 on brands including Ferroli, Heatraie Saida and Viessmann. Small boiler brands Boilers from Biasi, Ferroli and Heatline are the least ...

Biasi boilers aren't well liked by engineers or owners, but are moderately reliable. Engineers don't have much positive to say overall, and particularly criticise build quality and manufacturer ...