Range from the cheapest powerflush £260 (Shaz & CO. Builders and Plumbing based in RM16) to the dearest powerflush £1000 (Azbc Building Services based in DA2).
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 DA9 by posting a job with HaMuch and we will send it to heating engineers in DA9.