Range from the cheapest fitting of a boiler magnetic filter £40 (M602 Gas Limited based in BB9) to the dearest fitting of a boiler magnetic filter £130 (LEX Plumbing & Heating based in PR6).
Comparing heating engineers estimates for fitting a magnetic filter 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 connect a magnetic filter in BB7 by posting a job with HaMuch and we will send it to heating engineers in BB7.