Build a mansard loft conversion in SE8 from £51,904

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 £52,176

Last active Aug 26
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Home Tranformers Ltd

At Home Tranformers Ltd we have been fitting bespoke bathrooms for over 10 years. We pride ourselves on being the go-to bathroom fitters for discer...

From £52,456

Last active Jul 26
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Ask Building

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

Ask Building provides a local, trusted extension builder...

From £52,200

Last active May 26
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ROOSE CONSTRUCTION LTD

Trusted and professional extension builder in SE8. Experienced in all extension buildering work and keeping within budget and on quote. ROOSE CONST...

From £52,104

Last active Nov 25
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South East Builders

South East Builders are here to help customers who need an Extension Builder in SE8. We offer a competitive rate to complete all your extension bui...

From £51,920

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Trafalgar Building Company Limited

Trusted and professional extension builder in SE8. Experienced in all extension buildering work and keeping within budget and on quote. Trafalgar B...

From £52,432

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Island design & Construction Ltd

Island design & Construction Ltd are here to help customers who need an Extension Builder in SE8. We offer a competitive rate to complete all your ...

From £52,256

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SCL Design & Build Ltd

SCL Design & Build Ltd are here to help customers who need an Extension Builder in SE8. We offer a competitive rate to complete all your extension ...

From £52,312

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MARMAREX

We are a London-based contractor with significant experience in prime property construction and refurbishment, delivering projects for our clients ...

From £52,272

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Prestige Roofing Limited

Ricky Fuller

Experienced extension builder ready to quote for your work. Prestige Roofing Limited is the best extension builder in SE8. No obligation free quote...

From £51,904

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CG Design and Build LTD.

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

Mansard loft conversion cost in SE8

Estimates for build a mansard loft conversion near SE8

Mansard loft conversions range from the cheapest installation of £51,904 (CG Design and Build LTD. based in e14) to the dearest of around £52,456 (Ask Building based in SE1).

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 SE8 by posting a job with HaMuch and we'll send it to extension builders in SE8. 


Estimates for common extension builder jobs in SE8;

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...