Range from the cheapest powerflush £340 (Birdz Property Services based in DA16) to the dearest powerflush £800 (DHP London Limited based in SE18).
Comparing heating engineers estimates for powerflushing a central heating system 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 powerflush in SE18 by posting a job with HaMuch and we will send it to heating engineers in SE18.