Range from the cheapest replacement of a header tank £251 (HandymanAlwyn based in SE11) to the dearest replacement of a header tank £801 (All Plumbing Care based in NW1).
Comparing plumbers estimates for replacing an expansion header water tank for your central heating 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 a header tank in WC2R by posting a job with HaMuch and we will send it to plumbers in WC2R.