Build a mansard loft conversion in B11 from £51,024

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 £51,824

Last active Oct 26
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G Wilson Building & Roofing Services

Gary Wilson

Reliable person 25 years experience 

if you look on a website rated people and have a look at my ratings 

From £51,944

Last active Oct 26
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Avonvale Garage Doors

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

Avonvale Garage Doors provides a local, trusted extensio...

From £51,704

Last active Sep 26
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AJ Home Improvements

AJ Home Improvements is an established extension buildering business in B11. We come highly recommended and provide competitive quotes for your wor...

From £51,984

Last active Sep 26
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Brickfast Builders

Brickfast Builders is an established extension buildering business in B11. We come highly recommended and provide competitive quotes for your work....

From £51,728

Last active Sep 26
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F.I.I Building Services Ltd

Relax... you have found a reliable extension builder in B11. F.I.I Building Services Ltd is a friendly and reliable company based in B11 who consid...

From £51,968

Last active Mar 26
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Birch Group

We are a forward thinking, award winning design and build company based in Solihull in the West Midlands. We strive to deliver the best experience ...

From £51,920

Last active Nov 25
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x10hosts

Experienced extension builder ready to quote for your work. x10hosts is the best extension builder in B11. No obligation free quotes and many happy...

From £51,696

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BellTrim Wood Products

Need an Extension Builder in B11? BellTrim Wood Products has been helping local clients (20 mile radius) with their extension buildering jobs for m...

From £51,432

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A45 Fencing & Landscapes

Peter Smith

Reliable and trustworthy 

Also on checkatrafe

From £51,024

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j s building & maintenance services limited

JAMES Crawford

we have over 13 years exp

we go that extra mile to make sure customers are 100 % happy

we cover a 20 miles radus for b26 area...

Mansard loft conversion cost in B11

Estimates for build a mansard loft conversion near B11

Mansard loft conversions range from the cheapest installation of £51,024 (J s building & maintenance services limited based in B26) to the dearest of around £51,984 (Brickfast Builders based in B6).

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 B11 by posting a job with HaMuch and we'll send it to extension builders in B11. 


Estimates for common extension builder jobs in B11;

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...