Range from the cheapest Fit a radiator £100 (Deheat based in W4) to the dearest Fit a radiator £180 (HT Plumbing Ltd based in W12).
Comparing heating engineers estimates for Fit a radiator 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 for removing and replacing a radiator in your home by posting your job to heating engineers in W6.