Range from the cheapest powerflush £300 (AG Plumbing & Heating based in TA6) to the dearest powerflush £700 (Obi gas based in DT6).
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 TA16 by posting a job with HaMuch and we will send it to heating engineers in TA16.