Extend your BR6 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 BR6? To see prices and availability for your job click green button.

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From £22,216

Last active Nov 26
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POVERSET BUILDING COMPANY

Curtis Archer

Relax... you have found a reliable extension builder in BR6. POVERSET BUILDING COMPANY is a friendly and reliable company based in BR6 who consider...

From £21,896

Last active Apr 26
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MONUMENTAL CONSTRUCTION LIMITE

MONUMENTAL CONSTRUCTION LIMITE are here to help customers who need an Extension Builder in BR6. We offer a competitive rate to complete all your ex...

From £22,096

Last active Mar 26
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P&k Building Ltd

Need an Extension Builder in BR6? P&k Building Ltd has been helping local clients (10 mile radius) with their extension buildering jobs for many ye...

From £22,528

Last active Feb 26
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AL-KO Construction Ltd

Altin Kodra

Our building services company AL-KO Renovations was established over 12 years ago. Since then we have been helping customers in the area by providi...

From £22,008

Last active Dec 25
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Ha property services

Ha property services is an established and experienced local extension builder in BR6. Please contact us for a free, no obligation quote and compet...

From £22,312

Last active Nov 25
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ORBITAL CONSTRUCTION

Trusted and professional extension builder in BR6. Experienced in all extension buildering work and keeping within budget and on quote. ORBITAL CON...

From £22,344

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Fairhaven Construction

Location

Orpington, BR6

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £22,008

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LBS Builders

LBS Builders is an established and experienced local extension builder in BR6. Please contact us for a free, no obligation quote and competitive ra...

From £22,080

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Cygnus Construction

Need an Extension Builder in BR6? Cygnus Construction has been helping local clients (10 mile radius) with their extension buildering jobs for many...

From £22,192

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Oakmore Builders Limited

Oakmore Builders Limited is a trusted extension builder serving customers in BR6 and the surrounding area. Contact us to today to get a competitive...

Flat roof extension cost in BR6

Estimates for build a flat roof extension near BR6

A flat roof extension ranges from the cheapest of £21,896 (MONUMENTAL CONSTRUCTION LIMITE based in BR2) to the dearest of £22,528 (AL-KO Construction Ltd based in BR5), 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 BR6 by posting a job with HaMuch. We'll send it to extension builders in BR6.


Estimates for common extension builder jobs in BR6;

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...