From £2,144
M C BUILDER (YORKSHIRE) LTD is an established extension buildering business in LS25. We come highly recommended and provide competitive quotes for ...
From £2,168
Relax... you have found a reliable extension builder in LS25. Basement Structures LTD is a friendly and reliable company based in LS25 who consider...
From £1,784
Experienced extension builder ready to quote for your work. Noble Homes is the best extension builder in LS25. No obligation free quotes and many h...
From £1,896
D Noble Limited Building And Civil Engineering Contracts is an established extension buildering business in LS25. We come highly recommended and pr...
From £2,288
The Yorkshire Lime Company Ltd is an established and experienced local extension builder in LS25. Please contact us for a free, no obligation quote...
From £1,976
Relax... you have found a reliable extension builder in LS25. Brick-Tie Limited is a friendly and reliable company based in LS25 who consider no jo...
From £2,008
Trusted and professional extension builder in LS25. Experienced in all extension buildering work and keeping within budget and on quote. NE BUILDIN...
From £1,944
Relax... you have found a reliable extension builder in LS25. KHL Building Services Limited is a friendly and reliable company based in LS25 who co...
From £1,832
Trusted and professional extension builder in LS25. Experienced in all extension buildering work and keeping within budget and on quote. Fearnville...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in LS25 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 LS25 by posting a job with HaMuch and we will send it to extension builders in LS25.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Castleford | £30 | £225 |
| Install An RSJ near Rothwell | £30 | £229 |
| Install An RSJ near Normanton | £30 | £233 |
| Install An RSJ near Pontefract | £30 | £228 |
| Install An RSJ near Chapeltown | £30 | £231 |
| Install An RSJ near Leeds | £31 | £236 |
| Install An RSJ near Beeston | £31 | £236 |
| Install An RSJ near Wakefield | £31 | £240 |
| Install An RSJ near Selby | £30 | £240 |
| Install An RSJ near Morley | £31 | £239 |
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 - £17,319

Two storey extension - £87,729

Build a timber frame extension - £25,819

Build a swimming pool - £80,819

Single storey extension - £51,384

Side return extension - £39,466

Install an RSJ - £2,019

Outbuilding - £9,819

Build a Mansard loft conversion - £51,819

Loft conversion - £32,055

Build a kitchen extension - £41,819

Hip to gable loft conversion - £41,819

Granny annexe - £86,819

Garden office - £9,819

Convert a Garage - £15,819

Garage - £18,319

Build a flat roof extension - £21,819

Build a dormer loft conversion - £41,819

Concrete foundations - £6,069

Convert a bungalow loft - £28,819

Convert a basement - £35,466