Range from the cheapest powerflush £240 (1981 based in SR3) to the dearest powerflush £900 (NorthEastGas Limited based in NE4).
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 SR5 by posting a job with HaMuch and we will send it to heating engineers in SR5.