David Wood Building Kitchens And Bathrooms is a trusted extension builder serving customers in Horsforth and the surrounding area. Contact us to to...
Trusted and professional extension builder in Horsforth. Experienced in all extension buildering work and keeping within budget and on quote. NE BU...
Trusted and professional extension builder in Horsforth. Experienced in all extension buildering work and keeping within budget and on quote. Fearn...
Need an Extension Builder in Horsforth? D & D Builders has been helping local clients (20 mile radius) with their extension buildering jobs for man...
AAA BUILDERS are here to help customers who need an Extension Builder in Horsforth. We offer a competitive rate to complete all your extension buil...
Need to find an Extension Builder near you for all your extension buildering work?
RB Building Services provides a local, trusted extension...
Experienced extension builder ready to quote for your work. J W Building Services is the best extension builder in Horsforth. No obligation free qu...
Need an Extension Builder in Horsforth? Watertight Roofing Leeds has been helping local clients (20 mile radius) with their extension buildering jo...
Paul Bantock
Need to find an Extension Builder near you for all your extension buildering work?
full circle garden and design provides a local, trusted ...
Trusted and professional extension builder in Horsforth. Experienced in all extension buildering work and keeping within budget and on quote. Exten...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Horsforth it ranges from £1,832 (Fearnville Driveways based in LS8) to £2,256 (Extend Rite Ltd based in BD2).
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 Horsforth by posting a job with HaMuch and we will send it to extension builders in Horsforth.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Pudsey | £30 | £226 |
| Install An RSJ near Leeds | £31 | £236 |
| Install An RSJ near Chapeltown | £30 | £232 |
| Install An RSJ near Shipley | £29 | £226 |
| Install An RSJ near Beeston | £31 | £236 |
| Install An RSJ near Bradford | £29 | £224 |
| Install An RSJ near Morley | £31 | £239 |
| Install An RSJ near Bingley | £30 | £228 |
| Install An RSJ near Batley | £32 | £239 |
| Install An RSJ near Rothwell | £30 | £230 |
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 - £17,336

Two storey extension - £87,754

Build a timber frame extension - £25,836

Build a swimming pool - £80,836

Single storey extension - £51,720

Side return extension - £39,655

Install an RSJ - £2,036

Outbuilding - £9,836

Build a Mansard loft conversion - £51,836

Loft conversion - £32,213

Build a kitchen extension - £41,836

Hip to gable loft conversion - £41,836

Granny annexe - £86,836

Garden office - £9,836

Convert a Garage - £15,836

Garage - £18,336

Build a flat roof extension - £21,836

Build a dormer loft conversion - £41,836

Concrete foundations - £6,086

Convert a bungalow loft - £28,836

Convert a basement - £35,655