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S & A W Joinery & Construction is a trusted extension builder serving customers in DH9 and the surrounding area. Contact us to today to get a compe...
Need to find an Extension Builder near you for all your extension buildering work?
Derwent View Roofing provides a local, trusted extension...
Experienced extension builder ready to quote for your work. L F BUILDING & JOINERY is the best extension builder in DH9. No obligation free quotes ...
From £51,912
Need an Extension Builder in DH9? Spacesaver Loft Storage has been helping local clients (20 mile radius) with their extension buildering jobs for ...
From £52,272
Paul Curry
We have 20+ years experience through all trades supplied.
Yes, we are an Advanced Vaillant installer.
Yes we are members of S...

Mansard loft conversions range from the cheapest installation of £51,832 (L F BUILDING & JOINERY based in DH2) to the dearest of around £52,272 (Lighthouse North East Limited based in DH9).
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 DH9 by posting a job with HaMuch and we'll send it to extension builders in DH9.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Stanley | £34 | £242 |
| Build A Mansard Loft Conversion near Chester-le-Street | £35 | £242 |
| Build A Mansard Loft Conversion near Consett | £33 | £241 |
| Build A Mansard Loft Conversion near Gateshead | £33 | £236 |
| Build A Mansard Loft Conversion near Washington | £33 | £254 |
| Build A Mansard Loft Conversion near Durham | £47 | £267 |
| Build A Mansard Loft Conversion near Newcastle Upon Tyne | £33 | £236 |
| Build A Mansard Loft Conversion near Sunderland | £33 | £251 |
| Build A Mansard Loft Conversion near Hebburn | £34 | £246 |
| Build A Mansard Loft Conversion near Longbenton | £34 | £234 |
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.

Underpin a building - £17,514

Two storey extension - £88,022

Build a timber frame extension - £26,014

Build a swimming pool - £81,014

Single storey extension - £55,288

Side return extension - £41,662

Install an RSJ - £2,214

Outbuilding - £10,014

Build a Mansard loft conversion - £52,014

Loft conversion - £33,885

Build a kitchen extension - £42,014

Hip to gable loft conversion - £42,014

Granny annexe - £87,014

Garden office - £10,014

Convert a Garage - £16,014

Garage - £18,514

Build a flat roof extension - £22,014

Build a dormer loft conversion - £42,014

Concrete foundations - £6,264

Convert a bungalow loft - £29,014

Convert a basement - £37,662