Range from the cheapest powerflush £250 (Brosnan based in L18) to the dearest powerflush £700 (South liverpool plumbing & gas services based in L17).
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 CH5 by posting a job with HaMuch and we will send it to heating engineers in CH5.