Extend your Scottish Borders 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 Scottish Borders?

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Build a flat roof extension cost in Scottish Borders

D C BUILDING SERVICES

From £22,864

(last active 17/09/26)

Family run business established since 2004 

large or small we build them all

H&D CONSTRUCTION

From £22,296

(last active 16/09/26)

Need an Extension Builder in Scottish Borders? H&D CONSTRUCTION has been helping local clients (20 mile radius) with their extension buildering job...

R G BROWN BUILDERS

From £21,936

Trusted and professional extension builder in Scottish Borders. Experienced in all extension buildering work and keeping within budget and on quote...

RICHARD LYNN LTD

From £21,808

Experienced extension builder ready to quote for your work. RICHARD LYNN LTD is the best extension builder in Scottish Borders. No obligation free ...

Flat roof extension cost in Scottish Borders

Estimates for build a flat roof extension near Scottish Borders

A flat roof extension ranges from the cheapest of £21,808 (RICHARD LYNN LTD based in TD9) to the dearest of £22,864 (D C BUILDING SERVICES based in TD9), 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 Scottish Borders by posting a job with HaMuch. We'll send it to extension builders in Scottish Borders.


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Estimates for common extension builder jobs in Scottish Borders;

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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