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

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From £22,144

Last active Nov 26
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Greens Gardening & Landscape Property Maintenance

John Mcdonagh

Watch our short video highlighting all our expertise and services here:

more than 10 y...

From £22,376

Last active Oct 26
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Saintflexs

Julian Cafun

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

From £22,184

Last active Oct 26
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Our Builders Ltd

Max Dixon

We are a construction company specialising in all aspects of building works, loft construction Extension complete home renovation, structural ...

From £21,992

Last active Oct 26
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Cre8tive Contractors Ltd

Location

Beckenham, BR3

Cre8tive Contractors Ltd are here to help customers who need an Extension Builder in Beckenham. We offer a competitive rate to complete all your ex...

From £22,152

Last active Oct 26
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J&S WALLINGTON LIMITED

We provide our clients with excellent service and quality. Whether you are looking to extend or upgrade, our professional team has the skills and e...

From £22,344

Last active Oct 26
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Glenn Miller Builders Limited

Glenn Miller

Location

Kent, BR3

Relax... you have found a reliable extension builder in Beckenham. Glenn Miller Builders Limited is a friendly and reliable company based in Becken...

From £22,088

Last active Sep 26
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L M G Building Services (London) Ltd

Relax... you have found a reliable extension builder in Beckenham. L M G Building Services (London) Ltd is a friendly and reliable company based in...

From £22,296

Last active Sep 26
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Aviemore Building Contractors Ltd

Location

Beckenham, BR3

Experienced extension builder ready to quote for your work. Aviemore Building Contractors Ltd is the best extension builder in Beckenham. No obliga...

From £22,296

Last active Sep 26
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AAB Tile Installation & Repairs

AAB Tile Installation & Repairs are here to help customers who need an Extension Builder in Beckenham. We offer a competitive rate to complete all ...

From £21,568

Last active Sep 26
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Oaksure Construction

Stuart Bogazzi

Working as a builder for over 20 years now.

Family run business 

Can sort any problem out and help build your dreams.

Flat roof extension cost in Beckenham

Estimates for build a flat roof extension near Beckenham

A flat roof extension ranges from the cheapest of £21,568 (Oaksure Construction based in CR0) to the dearest of £22,376 (Saintflexs based in BR1), 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 Beckenham by posting a job with HaMuch. We'll send it to extension builders in Beckenham.


Estimates for common extension builder jobs in Beckenham;

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...