Build a mansard loft conversion in Dorchester from £51,472

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 £51,472

Last active Nov 26
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WEYMOUTH ROOFING CO.

WEYMOUTH ROOFING CO. is an established and experienced local extension builder in Dorchester. Please contact us for a free, no obligation quote and...

From £52,192

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J FLANN BUILDING & MAINTENANCE

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

J FLANN BUILDING & MAINTENANCE provides a local, trusted...

From £51,896

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Steven Clark Building Services

Location

Dorchester, DT1

Steven Clark Building Services is an established and experienced local extension builder in Dorchester. Please contact us for a free, no obligation...

From £52,032

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Design Properties & Renovations

Design Properties & Renovations is an established and experienced local extension builder in Dorchester. Please contact us for a free, no obligatio...

From £52,536

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Roofix and Build Ltd

Our building services company Roofix and Build Ltd have twenty years experience of helping customers in Weymouth and the surrounding area by provid...

From £52,008

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Harbour Property Improvements Limited

We are a small business priding oueselves on high quality works carried out with care and attention. We use a select few subcontractors to help com...

From £51,496

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Dorset Build & Maintenance Company Limited

Richard Gracie

Location

Dorchester, DT2

We are Dorset Build & Maintenance Company Ltd. We are a medium sized local building and maintenance contractor, and our work area is prima...

From £51,696

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Stuart's Building and Maintenance

Stuart Lambert

Trusted and professional extension builder in Dorchester. Experienced in all extension buildering work and keeping within budget and on quote. Stua...

From £51,560

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Poundbury Build and Maintenance

Joanne Upshall

Location

Dorchester, DT1

We are a locl fun family business with over 20 years experience.  We specialise in all aspects of the building trade, no job too big or too sm...

From £52,536

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Chris Larner building services

Chris Larner building services is a trusted extension builder serving customers in Dorchester and the surrounding area. Contact us to today to get ...

Mansard loft conversion cost in Dorchester

Estimates for build a mansard loft conversion near Dorchester

Mansard loft conversions range from the cheapest installation of £51,472 (WEYMOUTH ROOFING CO. based in DT4) to the dearest of around £52,536 (Roofix and Build Ltd based in DT4).

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


Estimates for common extension builder jobs in Dorchester;

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...