Extend your OL4 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 OL4? To see prices and availability for your job click green button.

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From £21,400

Rates updated Nov 26
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D.r.m.brickwork

David Mather

Small brickwork jobs welcome.garden wall's and pointing as well.any type of walls built.

From £21,760

Last active Nov 26
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Unique Building Services & Consultancy

Shehele

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

From £21,184

Last active Nov 26
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Valdecor

Titus Pinzariu

20 years experience. 

Great recommendations. 

From £21,848

Last active Nov 26
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We Build

Trusted and professional extension builder in OL4. Experienced in all extension buildering work and keeping within budget and on quote. We Build ha...

From £21,632

Last active Nov 26
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Fit-on Garage Doors

Trusted and professional extension builder in OL4. Experienced in all extension buildering work and keeping within budget and on quote. Fit-on Gara...

From £22,048

Last active Nov 26
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Northern Garage Conversion

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

From £21,848

Last active Nov 26
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JJ Painting Services

I teach others on how to achieve flawless finishes through my blog on my website. i also am a stickler for perfection. I'm very friendly and punctu...

From £21,912

Last active Nov 26
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CM BUILDING SERVICES

Relax... you have found a reliable extension builder in OL4. CM BUILDING SERVICES is a friendly and reliable company based in OL4 who consider no j...

From £21,720

Last active Nov 26
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W WELSBY BUILDING SERVICE

Need an Extension Builder in OL4? W WELSBY BUILDING SERVICE has been helping local clients (20 mile radius) with their extension buildering jobs fo...

From £22,096

Last active Nov 26
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N/W Builders

We are a family ran business that has gone through three generations of management. We pride ourselves in providing the highest quality workmanship...

Flat roof extension cost in OL4

Estimates for build a flat roof extension near OL4

A flat roof extension ranges from the cheapest of £21,184 (Valdecor based in OL8) to the dearest of £22,096 (N/W Builders based in Ol8), 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 OL4 by posting a job with HaMuch. We'll send it to extension builders in OL4.


Estimates for common extension builder jobs in OL4;

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...