Range from the cheapest fitting of a boiler magnetic filter £40 (Eric Amankwah based in N13) to the dearest fitting of a boiler magnetic filter £180 (North London Plumbing Heating & Builders based in N13).
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 N13 by posting a job with HaMuch and we will send it to heating engineers in N13.