Cost to build a flat roof extension in W1W

Build a flat roof extension cost in W1W - Sort by rates or availability

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Flat roof extension cost in W1W

Estimates for build a flat roof extension near W1W

A flat roof extension ranges from the cheapest of £21,880 (Can design and Construction based in Ig11) to the dearest of £23,024 (Buci builders ltd based in SE27), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.

Find out how much your flat roof extension will cost in W1W by posting a job with HaMuch. We'll send it to extension builders in W1W.

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Estimates for common extension builder jobs in W1W;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.