Range from the cheapest powerflush £200 (High_Tech Gas based in M19) to the dearest powerflush £800 (Kn heating & plumbing based in Ol9).
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 SK13 by posting a job with HaMuch and we will send it to heating engineers in SK13.