Range from the cheapest powerflush £360 (Pinnacle Gas & Heating services based in E11) to the dearest powerflush £900 (Heat Tec based in E17).
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 E17 by posting a job with HaMuch and we will send it to heating engineers in E17.