Range from the cheapest single storey extension £39,000 (Ghani Constructions based in IG1) to the dearest single storey extension £55,000 (CMF Construction (UK) Ltd based in IG8).
Comparing extension builders estimates for fitting a downstairs toilet 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 build a single storey extension in E18 by posting a job with HaMuch and we will send it to extension builders in E18.
