From £21,856
Relax... you have found a reliable extension builder in NG8. Bennett Damp Proofing & Timber is a friendly and reliable company based in NG8 who con...
From £22,024
JG Design & Build is an established extension buildering business in NG8. We come highly recommended and provide competitive quotes for your work.<...
From £21,936
Need an Extension Builder in NG8? Patrick David Building Services Limited has been helping local clients (20 mile radius) with their extension buil...
From £22,224
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,800
Acorn Windows (Nottingham) Limited are here to help customers who need an Extension Builder in NG8. We offer a competitive rate to complete all you...
From £21,728
Are you thinking about buying new windows or doors? adding space with a conservatory or protecting your home, from whatever the winter can throw at...
From £21,888
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,704
rightbuild is an established extension buildering business in NG8. We come highly recommended and provide competitive quotes for your work.
From £21,760
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

A flat roof extension ranges from the cheapest of £21,704 (Rightbuild based in NG8) to the dearest of £22,224 (Chris based in NG8), 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 NG8 by posting a job with HaMuch. We'll send it to extension builders in NG8.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Nottingham | £34 | £241 |
| Build A Flat Roof Extension near Broxtowe | £33 | £240 |
| Build A Flat Roof Extension near West Bridgford | £33 | £245 |
| Build A Flat Roof Extension near Ilkeston | £31 | £235 |
| Build A Flat Roof Extension near Arnold | £35 | £244 |
| Build A Flat Roof Extension near Erewash | £31 | £233 |
| Build A Flat Roof Extension near Carlton | £33 | £242 |
| Build A Flat Roof Extension near Long Eaton | £32 | £248 |
| Build A Flat Roof Extension near Gedling | £33 | £242 |
| Build A Flat Roof Extension near Hucknall | £35 | £258 |
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 - £17,386

Two storey extension - £87,830

Build a timber frame extension - £25,886

Build a swimming pool - £80,886

Single storey extension - £52,728

Side return extension - £40,222

Install an RSJ - £2,086

Outbuilding - £9,886

Build a Mansard loft conversion - £51,886

Loft conversion - £32,685

Build a kitchen extension - £41,886

Hip to gable loft conversion - £41,886

Granny annexe - £86,886

Garden office - £9,886

Convert a Garage - £15,886

Garage - £18,386

Build a flat roof extension - £21,886

Build a dormer loft conversion - £41,886

Concrete foundations - £6,136

Convert a bungalow loft - £28,886

Convert a basement - £36,222