Build a mansard loft conversion in Isle Of Wight from £51,344

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 £51,344

Last active Aug 26
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G A Headlam

Graham Headlam

I have been in these trades for over 30 years.

From £51,800

Last active Apr 26
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THE BUILDERMAN

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

From £51,880

Last active Apr 26
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P D Builders

P D Builders is an established and experienced local extension builder in Isle Of Wight. Please contact us for a free, no obligation quote and comp...

From £52,024

Last active Apr 26
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STONEHAM CONSTRUCTION LIMITED

Experienced extension builder ready to quote for your work. STONEHAM CONSTRUCTION LIMITED is the best extension builder in Isle Of Wight. No obliga...

From £52,176

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GKW BUILDING+DIY

GKW BUILDING+DIY is an established and experienced local extension builder in Isle Of Wight. Please contact us for a free, no obligation quote and ...

From £51,976

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Oakland Construction & Maintenance

Oakland Construction & Maintenance is an established extension buildering business in Isle Of Wight. We come highly recommended and provide competi...

From £51,768

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REDOAK HOMES

Kevin Ratcliffe

Reliable team

From £52,208

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JP HILLMAN CARPTRY & GEN BUILD

Relax... you have found a reliable extension builder in Isle Of Wight. JP HILLMAN CARPTRY & GEN BUILD is a friendly and reliable company based in I...

From £51,888

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DJR CONSTRUCTION

Need an Extension Builder in Isle Of Wight? DJR CONSTRUCTION has been helping local clients (20 mile radius) with their extension buildering jobs f...

From £51,832

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Diamond Wight Building

Diamond Wight Building is an established and experienced local extension builder in Isle Of Wight. Please contact us for a free, no obligation quot...

Mansard loft conversion cost in Isle Of Wight

Estimates for build a mansard loft conversion near Isle Of Wight

Mansard loft conversions range from the cheapest installation of £51,344 (G A Headlam based in PO38) to the dearest of around £52,208 (JP HILLMAN CARPTRY & GEN BUILD based in PO30).

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


Estimates for common extension builder jobs in Isle Of Wight;

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...