Range from the cheapest Fit a radiator £40 (KF Heating Services based in SW16) to the dearest Fit a radiator £170 (1977 - Denham Plumbing and Gas based in SE26).
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 SE27.