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

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From £21,720

Last active Oct 26
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G Wager Building Maintenance

G Wager Building Maintenance is a trusted extension builder serving customers in Tonna and the surrounding area. Contact us to today to get a compe...

From £21,576

Last active Oct 26
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Cwtch Property Developments

Relax... you have found a reliable extension builder in Tonna. Cwtch Property Developments is a friendly and reliable company based in Tonna who co...

From £21,824

Last active Sep 26
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Evans Home Improvements

Evans Home Improvements are here to help customers who need an Extension Builder in Tonna. We offer a competitive rate to complete all your extensi...

From £21,952

Last active Sep 26
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Complete Building Contractors

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

From £21,832

Last active Sep 26
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K.D.L Property Maintenance

Need an Extension Builder in Tonna? K.D.L Property Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs...

From £21,760

Last active Jul 26
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Marin Hughes General Builders

Marin Hughes General Builders is a trusted extension builder serving customers in Tonna and the surrounding area. Contact us to today to get a comp...

From £21,848

Last active Jun 26
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SS BUILDER

SS BUILDER are here to help customers who need an Extension Builder in Tonna. We offer a competitive rate to complete all your extension buildering...

From £21,976

Last active Jun 26
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HALL & HARRIS CONSTRUCTION

Location

Tonna, SA11

Trusted and professional extension builder in Tonna. Experienced in all extension buildering work and keeping within budget and on quote. HALL & HA...

From £21,936

Last active Apr 26
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A Room at the Top

A Room at the Top are here to help customers who need an Extension Builder in Tonna. We offer a competitive rate to complete all your extension bui...

From £21,816

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Dale Hopkins

Dale Hopkins is an established and experienced local extension builder in Tonna. Please contact us for a free, no obligation quote and competitive ...

Flat roof extension cost in Tonna

Estimates for build a flat roof extension near Tonna

A flat roof extension ranges from the cheapest of £21,576 (Cwtch Property Developments based in CF34) to the dearest of £21,976 (HALL & HARRIS CONSTRUCTION based in SA11), 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 Tonna by posting a job with HaMuch. We'll send it to extension builders in Tonna.


Estimates for common extension builder jobs in Tonna;

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...