Range from the cheapest installation of a biomass boiler £145 (Paul Smith based in WS13) to the dearest installation of a biomass boiler £2525 (Freedom based in B75).
Comparing heating engineers estimates for installing a biomass boiler gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to install a biomass boiler in WS7 by posting a job with HaMuch and we will send it to heating engineers in WS7.