Range from the cheapest fitting of a boiler magnetic filter £60 (First Choice Heating and Gas Limited based in SM5) to the dearest fitting of a boiler magnetic filter £180 (Yonas Eyeas based in CR4).
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 SM5 by posting a job with HaMuch and we will send it to heating engineers in SM5.