Range from the cheapest installation of an electric boiler £750 (Kam's Electrical Ltd based in UB6) to the dearest installation of an electric boiler £2500 (BGE Developments Ltd based in W3).
Comparing electricians estimates for fitting an electric combi 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 an electric boiler in W7 by posting a job with HaMuch and we will send it to electricians in W7.