Extend your St Columb 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 St Columb? To see prices and availability for your job click green button.

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From £21,824

Last active Sep 26
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BUILDMARK BUILDERS

Relax... you have found a reliable extension builder in St Columb. BUILDMARK BUILDERS is a friendly and reliable company based in St Columb who con...

From £21,888

Last active Mar 26
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Elements Build SW Ltd

Elements Build SW Ltd is an established and experienced local extension builder in St Columb. Please contact us for a free, no obligation quote and...

From £22,088

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DAVEY CONSTRUCTION LTD

Need an Extension Builder in St Columb? DAVEY CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs...

From £21,632

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KC DESIGN AND BUILD

Relax... you have found a reliable extension builder in St Columb. KC DESIGN AND BUILD is a friendly and reliable company based in St Columb who co...

From £21,888

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HANDLEY BUILDERS

HANDLEY BUILDERS is an established and experienced local extension builder in St Columb. Please contact us for a free, no obligation quote and comp...

From £21,944

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MYSA

Creative Carpentry and Design Studio based in Newquay, Cornwall.

Flat roof extension cost in St Columb

Estimates for build a flat roof extension near St Columb

A flat roof extension ranges from the cheapest of £21,632 (KC DESIGN AND BUILD based in TR2) to the dearest of £22,088 (DAVEY CONSTRUCTION LTD based in PL30), 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 St Columb by posting a job with HaMuch. We'll send it to extension builders in St Columb.


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Estimates for common extension builder jobs in St Columb;

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.

More extensions & conversions cost guides...