Range from the cheapest powerflush £360 (BP's Maintenance based in PE38) to the dearest powerflush £600 (LD Plumbing and Heating based in PE13).
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 March by posting a job with HaMuch and we will send it to heating engineers in March.