Relax... you have found a reliable extension builder in SN10. Lee Jackson Roofing Ltd is a friendly and reliable company based in SN10 who consider...
From £51,896
Our building services company TG Roofing and Construction was established over 10 years ago and have been helping customers throughout Wiltshire by...
From £52,152
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Mansard loft conversions range from the cheapest installation of £51,752 (Lee Jackson Roofing Ltd based in SN10) to the dearest of around £52,152 (Ayelle Construction Ltd based in SN10).
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 SN10 by posting a job with HaMuch and we'll send it to extension builders in SN10.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Devizes | £32 | £242 |
| Build A Mansard Loft Conversion near West Wiltshire | £32 | £242 |
| Build A Mansard Loft Conversion near North Wiltshire | £32 | £242 |
| Build A Mansard Loft Conversion near Calne | £29 | £225 |
| Build A Mansard Loft Conversion near Trowbridge | £34 | £266 |
| Build A Mansard Loft Conversion near Chippenham | £34 | £258 |
| Build A Mansard Loft Conversion near Frome | £33 | £263 |
| Build A Mansard Loft Conversion near Swindon | £31 | £238 |
| Build A Mansard Loft Conversion near Thamesdown | £31 | £239 |
| Build A Mansard Loft Conversion near Stratton St Margaret | £32 | £238 |
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 - £17,433

Two storey extension - £87,900

Build a timber frame extension - £25,933

Build a swimming pool - £80,933

Single storey extension - £53,667

Side return extension - £40,750

Install an RSJ - £2,133

Outbuilding - £9,933

Build a Mansard loft conversion - £51,933

Loft conversion - £33,125

Build a kitchen extension - £41,933

Hip to gable loft conversion - £41,933

Granny annexe - £86,933

Garden office - £9,933

Convert a Garage - £15,933

Garage - £18,433

Build a flat roof extension - £21,933

Build a dormer loft conversion - £41,933

Concrete foundations - £6,183

Convert a bungalow loft - £28,933

Convert a basement - £36,750