Range from the cheapest powerflush £360 (Ves gas based in RM3) to the dearest powerflush £1018 (Tony John Bradshaw based in CM16).
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 CM5 by posting a job with HaMuch and we will send it to heating engineers in CM5.