Extension builder estimates (based on hourly rates) to build a single storey extension in B21

Range from the cheapest single storey extension £45,720 (Renka based in B19) to the dearest single storey extension £71,000 (Sperin Interiors based in B66).
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 B21 by posting a job with HaMuch and we will send it to extension builders in B21.

Estimates for single storey extension near B21

Estimates for common extension builder jobs in B21;



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