From £1,896
Trusted and professional extension builder in NR8. Experienced in all extension buildering work and keeping within budget and on quote. NGPM Builde...
From £1,672
Need an Extension Builder in NR8? Heritage Construction Norfolk has been helping local clients (20 mile radius) with their extension buildering job...
From £1,800
Relax... you have found a reliable extension builder in NR8. 1st Class Building Services is a friendly and reliable company based in NR8 who consid...
From £1,752
Need to find an Extension Builder near you for all your extension buildering work?
BARBER & SON BUILDING LTD provides a local, trusted exte...
From £1,800
P Freezer Builders are here to help customers who need an Extension Builder in NR8. We offer a competitive rate to complete all your extension buil...
From £2,056
King & Company are more than just builders, our highly skilled and experienced team cover all aspects of construction.We have experience of project...
From £1,656
D & E BUILDERS are here to help customers who need an Extension Builder in NR8. We offer a competitive rate to complete all your extension builderi...
From £1,968
L A CONSTRUCTION (E A ) LTD is an established and experienced local extension builder in NR8. Please contact us for a free, no obligation quote and...
From £1,592
Trusted and professional extension builder in NR8. Experienced in all extension buildering work and keeping within budget and on quote. T & J Build...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in NR8 it ranges from £1,592 (T & J Builders based in NR6) to £2,056 (King & Company based in NR6).
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 NR8 by posting a job with HaMuch and we will send it to extension builders in NR8.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Broadland | £24 | £194 |
| Install An RSJ near Norwich | £25 | £200 |
| Install An RSJ near Dereham | £25 | £203 |
| Install An RSJ near Breckland | £28 | £248 |
| Install An RSJ near Great Yarmouth | £13 | £132 |
| Install An RSJ near Gorleston-on-Sea | £25 | £205 |
| Install An RSJ near Lowestoft | £24 | £197 |
| Install An RSJ near Thetford | £42 | £277 |
| Install An RSJ near Waveney | £24 | £200 |
| Install An RSJ near Bury St Edmunds | £34 | £251 |
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 - £17,106

Two storey extension - £87,408

Build a timber frame extension - £25,606

Build a swimming pool - £80,606

Single storey extension - £47,112

Side return extension - £37,063

Install an RSJ - £1,806

Outbuilding - £9,606

Build a Mansard loft conversion - £51,606

Loft conversion - £30,053

Build a kitchen extension - £41,606

Hip to gable loft conversion - £41,606

Granny annexe - £86,606

Garden office - £9,606

Convert a Garage - £15,606

Garage - £18,106

Build a flat roof extension - £21,606

Build a dormer loft conversion - £41,606

Concrete foundations - £5,856

Convert a bungalow loft - £28,606

Convert a basement - £33,063