From £1,728
Experienced extension builder ready to quote for your work. KIETH GRAY ROOFING & BUILDING is the best extension builder in Berwick Hills. No obliga...
From £2,008
Trusted and professional extension builder in Berwick Hills. Experienced in all extension buildering work and keeping within budget and on quote. D...
From £2,032
LJP Roofing are here to help customers who need an Extension Builder in Berwick Hills. We offer a competitive rate to complete all your extension b...
From £1,944
Trusted and professional extension builder in Berwick Hills. Experienced in all extension buildering work and keeping within budget and on quote. E...
From £2,080
Relax... you have found a reliable extension builder in Berwick Hills. Under Pressure is a friendly and reliable company based in Berwick Hills who...
From £1,960
Trusted and professional extension builder in Berwick Hills. Experienced in all extension buildering work and keeping within budget and on quote. D...
From £2,328
Need an Extension Builder in Berwick Hills? Holvey Home Improvements has been helping local clients (20 mile radius) with their extension builderin...
From £1,984
Plant to Build Northern is an established and experienced local extension builder in Berwick Hills. Please contact us for a free, no obligation quo...
From £2,096
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,920
S & K Windows are here to help customers who need an Extension Builder in Berwick Hills. We offer a competitive rate to complete all your extension...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Berwick Hills it ranges from £1,728 (KIETH GRAY ROOFING & BUILDING based in TS24) to £2,328 (Holvey Home Improvements based in TS12).
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 Berwick Hills by posting a job with HaMuch and we will send it to extension builders in Berwick Hills.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Eston | £42 | £241 |
| Install An RSJ near Middlesbrough | £43 | £236 |
| Install An RSJ near Thornaby-on-Tees | £42 | £231 |
| Install An RSJ near Billingham | £44 | £242 |
| Install An RSJ near Ingleby Barwick | £41 | £228 |
| Install An RSJ near Redcar & Cleveland | £43 | £254 |
| Install An RSJ near Stockton-on-Tees | £41 | £228 |
| Install An RSJ near Redcar | £42 | £240 |
| Install An RSJ near Hartlepool | £40 | £236 |
| Install An RSJ near Darlington | £60 | £222 |
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 - £17,308

Two storey extension - £87,712

Build a timber frame extension - £25,808

Build a swimming pool - £80,808

Single storey extension - £51,160

Side return extension - £39,340

Install an RSJ - £2,008

Outbuilding - £9,808

Build a Mansard loft conversion - £51,808

Loft conversion - £31,950

Build a kitchen extension - £41,808

Hip to gable loft conversion - £41,808

Granny annexe - £86,808

Garden office - £9,808

Convert a Garage - £15,808

Garage - £18,308

Build a flat roof extension - £21,808

Build a dormer loft conversion - £41,808

Concrete foundations - £6,058

Convert a bungalow loft - £28,808

Convert a basement - £35,340