Range from the cheapest fitting of a boiler magnetic filter £28 (1953 based in DA8) to the dearest fitting of a boiler magnetic filter £130 (Star boilers based in DA15).
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 DA5 by posting a job with HaMuch and we will send it to heating engineers in DA5.