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Trusted and professional extension builder in Middlesbrough. Experienced in all extension buildering work and keeping within budget and on quote. E...
Trusted and professional extension builder in Middlesbrough. Experienced in all extension buildering work and keeping within budget and on quote. M...
Need an Extension Builder in Middlesbrough? CHERRYBURN CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension builde...
From £2,136
Design Consultancy & Construction Services Ltd are here to help customers who need an Extension Builder in Middlesbrough. We offer a competitive ra...
From £2,176
Need an Extension Builder in Middlesbrough? M&K BEDROOM DESIGNS has been helping local clients (20 mile radius) with their extension buildering job...
From £2,328
Trusted and professional extension builder in Middlesbrough. Experienced in all extension buildering work and keeping within budget and on quote. E...
From £2,384
Over a Decade of Property Maintenance. Military Maintenance has years of experience in the construction and development industry, our expertise ran...
From £2,072
usamaseo is a trusted extension builder serving customers in Middlesbrough and the surrounding area. Contact us to today to get a competitive quote...
From £2,360
Fahadseo is an established and experienced local extension builder in Middlesbrough. Please contact us for a free, no obligation quote and competit...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Middlesbrough it ranges from £1,640 (Marshall & Son Builders based in TS14) to £2,384 (Military Maintenance Ltd based in ts10).
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 Middlesbrough by posting a job with HaMuch and we will send it to extension builders in Middlesbrough.
"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 Middlesbrough | £43 | £236 |
| Install An RSJ near Billingham | £44 | £242 |
| Install An RSJ near Thornaby-on-Tees | £42 | £231 |
| Install An RSJ near Eston | £42 | £241 |
| Install An RSJ near Stockton-on-Tees | £41 | £228 |
| Install An RSJ near Ingleby Barwick | £41 | £228 |
| Install An RSJ near Redcar & Cleveland | £43 | £254 |
| 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 - £17,417

Two storey extension - £87,876

Build a timber frame extension - £25,917

Build a swimming pool - £80,917

Single storey extension - £53,347

Side return extension - £40,570

Install an RSJ - £2,117

Outbuilding - £9,917

Build a Mansard loft conversion - £51,917

Loft conversion - £32,975

Build a kitchen extension - £41,917

Hip to gable loft conversion - £41,917

Granny annexe - £86,917

Garden office - £9,917

Convert a Garage - £15,917

Garage - £18,417

Build a flat roof extension - £21,917

Build a dormer loft conversion - £41,917

Concrete foundations - £6,167

Convert a bungalow loft - £28,917

Convert a basement - £36,570