Range from the cheapest powerflush £300 (Gas4u based in PO6) to the dearest powerflush £1400 (Local Gas Limited based in PO16).
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 PO8 by posting a job with HaMuch and we will send it to heating engineers in PO8.