Range from the cheapest Boiler service £50 (RK Heating & Plumbing Services Ltd based in E6) to the dearest Boiler service £210 (Boiler Repairs London based in E9).
Comparing heating engineers estimates for a Boiler service 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 for a boiler service by posting your job to heating engineers in E15