Range from the cheapest New boiler installation £340 (Grant Cross based in SE25) to the dearest New boiler installation £600 (Mahdi Soroush based in SE20).
Comparing heating engineers estimates for New boiler installation 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 boiler installation quotes by posting your job on HaMuch and we will send it to your local heating engineers in BR3.