Build a mansard loft conversion in Hounslow from £51,896

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 £52,408

Last active Nov 26
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Brick House Builders Ltd

Jatinder Kahlon

Hi, I’m Jatinder. I’m a qualified electrician and gas safe registered professional with 10 years of experience in the trade. We specialise in l...

From £52,248

Last active Oct 26
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Slick Construction Ltd

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

Slick Construction Ltd provides a local, trusted extensi...

From £52,152

Last active Oct 26
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Hawaii Ltd

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

From £52,224

Last active Oct 26
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Image Design & Consultants

Image Design & Consultants is a trusted extension builder serving customers in Hounslow and the surrounding area. Contact us to today to get a comp...

From £51,896

Last active Oct 26
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Tota Builders

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

From £51,904

Last active Sep 26
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Elite Construction London Ltd

Elite Construction London Ltd

Elite Construction London Ltd has been one of the top providers of building and remodeling services in London for more than ten years.Our goal is ...

From £51,952

Last active Sep 26
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Global Building & Designs Ltd

Global Building & Designs Ltd is an established and experienced local extension builder in Hounslow. Please contact us for a free, no obligation qu...

From £52,304

Last active Sep 26
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JD Construction

JD Construction is an established and experienced local extension builder in Hounslow. Please contact us for a free, no obligation quote and compet...

From £52,368

Last active Sep 26
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BUILDING SPACE UK LTD

Relax... you have found a reliable extension builder in Hounslow. BUILDING SPACE UK LTD is a friendly and reliable company based in Hounslow who co...

From £52,432

Last active Sep 26
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ZNS Construction

Need an Extension Builder in Hounslow? ZNS Construction has been helping local clients (10 mile radius) with their extension buildering jobs for ma...

Mansard loft conversion cost in Hounslow

Estimates for build a mansard loft conversion near Hounslow

Mansard loft conversions range from the cheapest installation of £51,896 (Tota Builders based in TW2) to the dearest of around £52,432 (ZNS Construction based in TW14).

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


Estimates for common extension builder jobs in Hounslow;

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...