Build a mansard loft conversion in KT8 from £51,928

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 £52,008

Last active Sep 26
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Pulton Properties

Trusted and professional extension builder in KT8. Experienced in all extension buildering work and keeping within budget and on quote. Pulton Prop...

From £52,448

Last active Aug 26
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Power Bespoke Building Limited

Power Bespoke Building Limited is an established extension buildering business in KT8. We come highly recommended and provide competitive quotes fo...

From £52,280

Last active May 26
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D GAFFNEY D G BUILDERS & CO

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

D GAFFNEY D G BUILDERS & CO provides a local, trusted ex...

From £52,208

Last active Feb 26
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MAGNAT KITCHENS LTD

Tomasz Oszajca

Trusted and professional extension builder in KT8. Experienced in all extension buildering work and keeping within budget and on quote. MAGNAT KITC...

From £52,208

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G.M Dowling & Son

With over 50 years experience, G.M. Dowling & Son offer the highest standard in building services.The family run business, headed up by father and ...

From £52,080

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H Vincent Roofing & New UPVC

Need an Extension Builder in KT8? H Vincent Roofing & New UPVC has been helping local clients (10 mile radius) with their extension buildering jobs...

From £52,408

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Curtis Conversions Ltd

Curtis Conversions Ltd is an established and experienced local extension builder in KT8. Please contact us for a free, no obligation quote and comp...

From £51,968

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Built in Time Developments Ltd

Robert Ceausu

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

Built in Time Developments Ltd provides a local, trusted...

From £51,976

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Blue Ribbon Construction

Trusted and professional extension builder in KT8. Experienced in all extension buildering work and keeping within budget and on quote. Blue Ribbon...

From £51,928

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REED CONSTRUCTION LTD

Relax... you have found a reliable extension builder in KT8. REED CONSTRUCTION LTD is a friendly and reliable company based in KT8 who consider no ...

Mansard loft conversion cost in KT8

Estimates for build a mansard loft conversion near KT8

Mansard loft conversions range from the cheapest installation of £51,928 (REED CONSTRUCTION LTD based in TW12) to the dearest of around £52,448 (Power Bespoke Building Limited based in TW12).

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 KT8 by posting a job with HaMuch and we'll send it to extension builders in KT8. 


Estimates for common extension builder jobs in KT8;

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...