From £1,944
Trusted and professional extension builder in TS18. Experienced in all extension buildering work and keeping within budget and on quote. Empire Bui...
From £2,136
Design Consultancy & Construction Services Ltd are here to help customers who need an Extension Builder in TS18. We offer a competitive rate to com...
From £1,864
Friendly, honest and fair. High standard of work for affordable prices. With over 30 years experience all work guarenteed. With free quotations
From £2,176
Need an Extension Builder in TS18? M&K BEDROOM DESIGNS has been helping local clients (20 mile radius) with their extension buildering jobs for man...
From £2,080
Relax... you have found a reliable extension builder in TS18. Under Pressure is a friendly and reliable company based in TS18 who consider no job a...
From £2,408
Experienced extension builder ready to quote for your work. pidesigns is the best extension builder in TS18. No obligation free quotes and many hap...
From £2,016
Need an Extension Builder in TS18? CHERRYBURN CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs...
From £2,328
Trusted and professional extension builder in TS18. Experienced in all extension buildering work and keeping within budget and on quote. E Collins ...
From £1,960
Trusted and professional extension builder in TS18. Experienced in all extension buildering work and keeping within budget and on quote. D & G Buil...
From £2,072
usamaseo is a trusted extension builder serving customers in TS18 and the surrounding area. Contact us to today to get a competitive quote for exte...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in TS18 it ranges from £1,864 (Thompson Construction based in TS17) 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 TS18 by posting a job with HaMuch and we will send it to extension builders in TS18.
"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 | £40 | £226 |
| Install An RSJ near Thornaby-on-Tees | £41 | £230 |
| Install An RSJ near Ingleby Barwick | £41 | £227 |
| Install An RSJ near Billingham | £43 | £240 |
| Install An RSJ near Middlesbrough | £42 | £235 |
| Install An RSJ near Eston | £42 | £254 |
| Install An RSJ near Darlington | £60 | £222 |
| Install An RSJ near Redcar & Cleveland | £42 | £274 |
| Install An RSJ near Hartlepool | £40 | £236 |
| Install An RSJ near Redcar | £41 | £264 |
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 - £17,398

Two storey extension - £87,848

Build a timber frame extension - £25,898

Build a swimming pool - £80,898

Single storey extension - £52,968

Side return extension - £40,357

Install an RSJ - £2,098

Outbuilding - £9,898

Build a Mansard loft conversion - £51,898

Loft conversion - £32,798

Build a kitchen extension - £41,898

Hip to gable loft conversion - £41,898

Granny annexe - £86,898

Garden office - £9,898

Convert a Garage - £15,898

Garage - £18,398

Build a flat roof extension - £21,898

Build a dormer loft conversion - £41,898

Concrete foundations - £6,148

Convert a bungalow loft - £28,898

Convert a basement - £36,357