Need an Extension Builder in BB18? G MCGUIGAN BUILDING CONTR LTD has been helping local clients (20 mile radius) with their extension buildering jo...
S G Building Services is an established extension buildering business in BB18. We come highly recommended and provide competitive quotes for your w...
From £41,600
Trusted and professional extension builder in BB18. Experienced in all extension buildering work and keeping within budget and on quote. FTL Buildi...
From £41,992
Need an Extension Builder in BB18? CPS has been helping local clients (20 mile radius) with their extension buildering jobs for many years. Get a q...

In BB18, prices for dormer loft conversions range from £41,600 (FTL Building & Maintenance based in BB8) to £41,992 (CPS based in BB9), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in BB18. Post your job on HaMuch now and we'll put you in touch with available extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near Nelson | £27 | £214 |
| Build A Dormer Loft Conversion near Burnley | £29 | £219 |
| Build A Dormer Loft Conversion near Keighley | £30 | £226 |
| Build A Dormer Loft Conversion near Accrington | £33 | £244 |
| Build A Dormer Loft Conversion near Calderdale | £33 | £253 |
| Build A Dormer Loft Conversion near Bingley | £30 | £228 |
| Build A Dormer Loft Conversion near Rawtenstall | £29 | £213 |
| Build A Dormer Loft Conversion near Shipley | £29 | £226 |
| Build A Dormer Loft Conversion near Blackburn | £33 | £247 |
| Build A Dormer Loft Conversion near Halifax | £32 | £243 |
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 - £17,244

Two storey extension - £87,616

Build a timber frame extension - £25,744

Build a swimming pool - £80,744

Single storey extension - £49,880

Side return extension - £38,620

Install an RSJ - £1,944

Outbuilding - £9,744

Build a Mansard loft conversion - £51,744

Loft conversion - £31,350

Build a kitchen extension - £41,744

Hip to gable loft conversion - £41,744

Granny annexe - £86,744

Garden office - £9,744

Convert a Garage - £15,744

Garage - £18,244

Build a flat roof extension - £21,744

Build a dormer loft conversion - £41,744

Concrete foundations - £5,994

Convert a bungalow loft - £28,744

Convert a basement - £34,620