John Taylor
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need to find an Extension Builder near you for all your extension buildering work?
NG Roofing Solutions provides a local, trusted extension...
Will Huskinson
Honest, reliable, experienced building/civil engineering contractor established in 2001.
Relax... you have found a reliable extension builder in NG3. Bennett Damp Proofing & Timber is a friendly and reliable company based in NG3 who con...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
JG Design & Build is an established extension buildering business in NG3. We come highly recommended and provide competitive quotes for your work.<...
Sergi
We offer a range of building services that are tailored to meet the specific needs of our clients. Whether you are looking to extend your home, con...
Need an Extension Builder in NG3? Patrick David Building Services Limited has been helping local clients (20 mile radius) with their extension buil...
Stephen Harry
Taylormade Conservatories are a local conservatory building company based in Coalville. For 42 years, we have been providing excellent conservatory...
Need to find an Extension Builder near you for all your extension buildering work?
A B Building Roofing Services provides a local, trusted ...

A flat roof extension ranges from the cheapest of £21,000 (HUSKINSON CONSTR SRVCS LTD based in NG16) to the dearest of £22,032 (NG Roofing Solutions based in NG2), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in NG3 by posting a job with HaMuch. We'll send it to extension builders in NG3.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Nottingham | £34 | £241 |
| Build A Flat Roof Extension near Carlton | £33 | £242 |
| Build A Flat Roof Extension near Gedling | £33 | £242 |
| Build A Flat Roof Extension near West Bridgford | £33 | £245 |
| Build A Flat Roof Extension near Arnold | £35 | £244 |
| Build A Flat Roof Extension near Broxtowe | £34 | £240 |
| Build A Flat Roof Extension near Hucknall | £35 | £258 |
| Build A Flat Roof Extension near Long Eaton | £32 | £249 |
| Build A Flat Roof Extension near Ilkeston | £31 | £236 |
| Build A Flat Roof Extension near Erewash | £31 | £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 - £17,290

Two storey extension - £87,686

Build a timber frame extension - £25,790

Build a swimming pool - £80,790

Single storey extension - £50,808

Side return extension - £39,142

Install an RSJ - £1,990

Outbuilding - £9,790

Build a Mansard loft conversion - £51,790

Loft conversion - £31,785

Build a kitchen extension - £41,790

Hip to gable loft conversion - £41,790

Granny annexe - £86,790

Garden office - £9,790

Convert a Garage - £15,790

Garage - £18,290

Build a flat roof extension - £21,790

Build a dormer loft conversion - £41,790

Concrete foundations - £6,040

Convert a bungalow loft - £28,790

Convert a basement - £35,142