From £2,168
Relax... you have found a reliable extension builder in Rothwell. Basement Structures LTD is a friendly and reliable company based in Rothwell who ...
From £2,024
Relax... you have found a reliable extension builder in Rothwell. Foundation Building Services is a friendly and reliable company based in Rothwell...
From £2,008
Trusted and professional extension builder in Rothwell. Experienced in all extension buildering work and keeping within budget and on quote. NE BUI...
From £1,936
Parklane Renovations Ltd is an established and experienced local extension builder in Rothwell. Please contact us for a free, no obligation quote a...
From £1,784
Experienced extension builder ready to quote for your work. Noble Homes is the best extension builder in Rothwell. No obligation free quotes and ma...
From £1,896
D Noble Limited Building And Civil Engineering Contracts is an established extension buildering business in Rothwell. We come highly recommended an...
From £2,288
The Yorkshire Lime Company Ltd is an established and experienced local extension builder in Rothwell. Please contact us for a free, no obligation q...
From £2,136
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
From £1,832
Trusted and professional extension builder in Rothwell. Experienced in all extension buildering work and keeping within budget and on quote. Fearnv...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Rothwell it ranges from £1,784 (Noble Homes based in WF10) to £2,288 (The Yorkshire Lime Company Ltd based in WF10).
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 | £229 |
| 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 | £231 |
| 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 - £17,322

Two storey extension - £87,734

Build a timber frame extension - £25,822

Build a swimming pool - £80,822

Single storey extension - £51,448

Side return extension - £39,502

Install an RSJ - £2,022

Outbuilding - £9,822

Build a Mansard loft conversion - £51,822

Loft conversion - £32,085

Build a kitchen extension - £41,822

Hip to gable loft conversion - £41,822

Granny annexe - £86,822

Garden office - £9,822

Convert a Garage - £15,822

Garage - £18,322

Build a flat roof extension - £21,822

Build a dormer loft conversion - £41,822

Concrete foundations - £6,072

Convert a bungalow loft - £28,822

Convert a basement - £35,502