Range from the cheapest Boiler service £70 (Anthony Canavan based in BR6) to the dearest Boiler service £160 (Falcon Plumbing Services based in BR5).
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 Petts Wood