Range from the cheapest replacement of a programmer £120 (Mr Stephen Heather based in W10) to the dearest replacement of a programmer £170 (The Kensington Plumbing and Heating Specialist based in SW7).
Comparing heating engineers estimates for replacing a programmer 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 replace your heating digital programmer in W11 by posting a job with HaMuch and we will send it to heating engineers in W11.