Extend your BT4 with an extension

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in BT4? To see prices and availability for your job click green button.

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From £21,368

Last active May 26
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SM Plumbing & Heating

Relax... you have found a reliable extension builder in BT4. SM Plumbing & Heating is a friendly and reliable company based in BT4 who consider no ...

Flat roof extension cost in BT4

Estimates for build a flat roof extension near BT4

A flat roof extension ranges from the cheapest of £21,368 (SM Plumbing & Heating based in BT7) to the dearest of £21,368 (SM Plumbing & Heating based in BT7), 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 BT4 by posting a job with HaMuch. We'll send it to extension builders in BT4.


Estimates for common extension builder jobs in BT4;

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.

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