Build a mansard loft conversion in GU21 from £51,952

Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home. To see prices and availability for your job click green button.

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From £52,048

Last active Oct 26
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Chim Me Sweep Chim Me Build

Need to find an Extension Builder near you for all your extension buildering work?

Chim Me Sweep Chim Me Build provides a local, trusted ex...

From £52,056

Last active Oct 26
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DILCONSI CONSTRUCTION

Relax... you have found a reliable extension builder in GU21. DILCONSI CONSTRUCTION is a friendly and reliable company based in GU21 who consider n...

From £52,008

Last active Oct 26
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GS Wood Building Services

Need to find an Extension Builder near you for all your extension buildering work?

GS Wood Building Services provides a local, trusted exte...

From £51,952

Last active Sep 26
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ADO Builders

ADO Builders is a trusted extension builder serving customers in GU21 and the surrounding area. Contact us to today to get a competitive quote for ...

From £52,368

Last active Mar 26
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RSS Building Services (Southern) Ltd

At RSS Building Services we are a team of highly trained tradesmen, with up to 30 years experience in the building trade. We endeavour to provide t...

From £52,152

Last active Nov 25
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GM Bailey and Sons Ltd

Experienced extension builder ready to quote for your work. GM Bailey and Sons Ltd is the best extension builder in GU21. No obligation free quotes...

From £52,464

Last active Nov 25
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BETTER BUILDS (JAMES)

BETTER BUILDS (JAMES) is an established and experienced local extension builder in GU21. Please contact us for a free, no obligation quote and comp...

From £52,264

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Awb

Awb are here to help customers who need an Extension Builder in GU21. We offer a competitive rate to complete all your extension buildering jobs to...

From £52,232

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Arrus Knoble Ltd

Experienced extension builder ready to quote for your work. Arrus Knoble Ltd is the best extension builder in GU21. No obligation free quotes and m...

From £52,336

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Yaro Construction Ltd

Relax... you have found a reliable extension builder in GU21. Yaro Construction Ltd is a friendly and reliable company based in GU21 who consider n...

Mansard loft conversion cost in GU21

Estimates for build a mansard loft conversion near GU21

Mansard loft conversions range from the cheapest installation of £51,952 (ADO Builders based in GU22) to the dearest of around £52,464 (BETTER BUILDS (JAMES) based in GU21).

While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.

Get quotes to install a mansard loft conversion in GU21 by posting a job with HaMuch and we'll send it to extension builders in GU21. 


Estimates for common extension builder jobs in GU21;

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...