From £21,896
Experienced extension builder ready to quote for your work. PETER BANKS BUILDERS is the best extension builder in NG11. No obligation free quotes a...
From £21,784
Relax... you have found a reliable extension builder in NG11. BUILDING TRADE CONNECTIONS LTD is a friendly and reliable company based in NG11 who c...
From £22,040
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £22,096
Relax... you have found a reliable extension builder in NG11. CANAL Architectural is a friendly and reliable company based in NG11 who consider no ...
From £21,688
Trusted and professional extension builder in NG11. Experienced in all extension buildering work and keeping within budget and on quote. G Hudson B...
From £22,032
Need to find an Extension Builder near you for all your extension buildering work?
NG Roofing Solutions provides a local, trusted extension...
From £21,952
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...
From £21,768
GETI Developments is an established extension buildering business in NG11. We come highly recommended and provide competitive quotes for your work....

A flat roof extension ranges from the cheapest of £21,688 (G Hudson Brickwork & Pointing Services based in NG2) to the dearest of £22,096 (CANAL Architectural based in NG7), 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 NG11 by posting a job with HaMuch. We'll send it to extension builders in NG11.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near West Bridgford | £33 | £245 |
| Build A Flat Roof Extension near Nottingham | £34 | £241 |
| Build A Flat Roof Extension near Long Eaton | £32 | £248 |
| Build A Flat Roof Extension near Carlton | £33 | £242 |
| Build A Flat Roof Extension near Gedling | £33 | £242 |
| Build A Flat Roof Extension near Erewash | £31 | £233 |
| Build A Flat Roof Extension near Broxtowe | £33 | £240 |
| Build A Flat Roof Extension near Arnold | £35 | £244 |
| Build A Flat Roof Extension near Ilkeston | £31 | £235 |
| Build A Flat Roof Extension near Loughborough | £32 | £262 |
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 - £17,420

Two storey extension - £87,880

Build a timber frame extension - £25,920

Build a swimming pool - £80,920

Single storey extension - £53,400

Side return extension - £40,600

Install an RSJ - £2,120

Outbuilding - £9,920

Build a Mansard loft conversion - £51,920

Loft conversion - £33,000

Build a kitchen extension - £41,920

Hip to gable loft conversion - £41,920

Granny annexe - £86,920

Garden office - £9,920

Convert a Garage - £15,920

Garage - £18,420

Build a flat roof extension - £21,920

Build a dormer loft conversion - £41,920

Concrete foundations - £6,170

Convert a bungalow loft - £28,920

Convert a basement - £36,600