From £2,096
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 £1,984
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 £2,240
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,296
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 £1,888
Trusted and professional extension builder in NG11. Experienced in all extension buildering work and keeping within budget and on quote. G Hudson B...
From £2,232
Need to find an Extension Builder near you for all your extension buildering work?
NG Roofing Solutions provides a local, trusted extension...
From £2,152
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 £1,968
GETI Developments is an established extension buildering business in NG11. We come highly recommended and provide competitive quotes for your work....

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in NG11 it ranges from £1,888 (G Hudson Brickwork & Pointing Services based in NG2) to £2,296 (CANAL Architectural based in NG7).
Comparing extension builders estimates for fitting an RSJ gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get rates and quotes to install an RSJ in NG11 by posting a job with HaMuch and we will send it to extension builders in NG11.
"RSJ installation , I just removed ground floor and first floor chimney breast and want to rsj installation" - NOTTINGHAM, job posted 09/09/25
"RSJ installation" - NOTTINGHAM, job posted 10/02/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near West Bridgford | £33 | £245 |
| Install An RSJ near Nottingham | £34 | £241 |
| Install An RSJ near Long Eaton | £32 | £248 |
| Install An RSJ near Carlton | £33 | £242 |
| Install An RSJ near Gedling | £33 | £242 |
| Install An RSJ near Erewash | £31 | £233 |
| Install An RSJ near Broxtowe | £33 | £240 |
| Install An RSJ near Arnold | £35 | £244 |
| Install An RSJ near Ilkeston | £31 | £235 |
| Install An RSJ 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