Trusted and professional extension builder in Rothwell. Experienced in all extension buildering work and keeping within budget and on quote. Garage...
Experienced extension builder ready to quote for your work. J W Building Services is the best extension builder in Rothwell. No obligation free quo...
Need an Extension Builder in Rothwell? D & D Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many...
Need an Extension Builder in Rothwell? Watertight Roofing Leeds has been helping local clients (20 mile radius) with their extension buildering job...
Trusted and professional extension builder in Rothwell. Experienced in all extension buildering work and keeping within budget and on quote. NE BUI...
Trusted and professional extension builder in Rothwell. Experienced in all extension buildering work and keeping within budget and on quote. Fearnv...
Relax... you have found a reliable extension builder in Rothwell. Foundation Building Services is a friendly and reliable company based in Rothwell...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,008
Relax... you have found a reliable extension builder in Rothwell. Hoqs Construction is a friendly and reliable company based in Rothwell who consid...
From £1,976
Graham Kirkaldy
I've been in the trade over 25 years working on commercial and domestic high end properties

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Rothwell it ranges from £1,832 (Fearnville Driveways based in LS8) to £2,144 (D & D Builders based in LS7).
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 Rothwell by posting a job with HaMuch and we will send it to extension builders in Rothwell.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Rothwell | £30 | £230 |
| Install An RSJ near Normanton | £30 | £233 |
| Install An RSJ near Beeston | £31 | £236 |
| Install An RSJ near Castleford | £30 | £225 |
| Install An RSJ near Leeds | £31 | £236 |
| Install An RSJ near Wakefield | £31 | £240 |
| Install An RSJ near Chapeltown | £30 | £232 |
| Install An RSJ near Morley | £31 | £239 |
| Install An RSJ near Ossett | £33 | £245 |
| Install An RSJ near Pontefract | £30 | £228 |
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 - £17,326

Two storey extension - £87,740

Build a timber frame extension - £25,826

Build a swimming pool - £80,826

Single storey extension - £51,528

Side return extension - £39,547

Install an RSJ - £2,026

Outbuilding - £9,826

Build a Mansard loft conversion - £51,826

Loft conversion - £32,123

Build a kitchen extension - £41,826

Hip to gable loft conversion - £41,826

Granny annexe - £86,826

Garden office - £9,826

Convert a Garage - £15,826

Garage - £18,326

Build a flat roof extension - £21,826

Build a dormer loft conversion - £41,826

Concrete foundations - £6,076

Convert a bungalow loft - £28,826

Convert a basement - £35,547