From £1,944
Trusted and professional extension builder in Stockton-on-tees. Experienced in all extension buildering work and keeping within budget and on quote...
From £2,136
Design Consultancy & Construction Services Ltd are here to help customers who need an Extension Builder in Stockton-on-tees. We offer a competitive...
From £2,080
Relax... you have found a reliable extension builder in Stockton-on-tees. Under Pressure is a friendly and reliable company based in Stockton-on-te...
From £2,176
Need an Extension Builder in Stockton-on-tees? M&K BEDROOM DESIGNS has been helping local clients (20 mile radius) with their extension buildering ...
From £2,408
Experienced extension builder ready to quote for your work. pidesigns is the best extension builder in Stockton-on-tees. No obligation free quotes ...
From £2,016
Need an Extension Builder in Stockton-on-tees? CHERRYBURN CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension bui...
From £2,328
Trusted and professional extension builder in Stockton-on-tees. Experienced in all extension buildering work and keeping within budget and on quote...
From £2,072
usamaseo is a trusted extension builder serving customers in Stockton-on-tees and the surrounding area. Contact us to today to get a competitive qu...
From £2,360
Fahadseo is an established and experienced local extension builder in Stockton-on-tees. Please contact us for a free, no obligation quote and compe...
From £1,960
Trusted and professional extension builder in Stockton-on-tees. Experienced in all extension buildering work and keeping within budget and on quote...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Stockton-on-tees it ranges from £1,944 (Empire Building Contracts based in TS18) to £2,408 (Pidesigns based in DL1).
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 Stockton-on-tees by posting a job with HaMuch and we will send it to extension builders in Stockton-on-tees.
"Removing a structural wall between the kitchen and dining room. We have sent off the structural drawings to building control. We have also specified via 1:10 details a hidden beam detail which sits within the floor void. This would mean cutting the timber joist overhangs and install joist hangers..." - STOCKTON-ON-TEES, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Stockton-on-Tees | £41 | £228 |
| 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 Middlesbrough | £43 | £236 |
| Install An RSJ near Eston | £42 | £241 |
| Install An RSJ near Darlington | £60 | £222 |
| Install An RSJ near Hartlepool | £40 | £236 |
| Install An RSJ near Redcar & Cleveland | £43 | £254 |
| Install An RSJ near Newton Aycliffe | £39 | £227 |
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 - £17,448

Two storey extension - £87,922

Build a timber frame extension - £25,948

Build a swimming pool - £80,948

Single storey extension - £53,960

Side return extension - £40,915

Install an RSJ - £2,148

Outbuilding - £9,948

Build a Mansard loft conversion - £51,948

Loft conversion - £33,263

Build a kitchen extension - £41,948

Hip to gable loft conversion - £41,948

Granny annexe - £86,948

Garden office - £9,948

Convert a Garage - £15,948

Garage - £18,448

Build a flat roof extension - £21,948

Build a dormer loft conversion - £41,948

Concrete foundations - £6,198

Convert a bungalow loft - £28,948

Convert a basement - £36,915