Range from the cheapest replacement of a programmer £100 (Karol Szymanski based in BR5) to the dearest replacement of a programmer £155 (Radinstallations based in BR2).
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 BR6 by posting a job with HaMuch and we will send it to heating engineers in BR6.