Ian McKenna
Trusted and professional extension builder in CW12. Experienced in all extension buildering work and keeping within budget and on quote. I T MCKENN...
From £2,136
Experienced extension builder ready to quote for your work. Keytech Developments Ltd is the best extension builder in CW12. No obligation free quot...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in CW12 it ranges from £2,040 (I T MCKENNA BUILDING CONT based in ST8) to £2,136 (Keytech Developments Ltd based in CW12).
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 CW12 by posting a job with HaMuch and we will send it to extension builders in CW12.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Congleton | £28 | £227 |
| Install An RSJ near Macclesfield | £32 | £239 |
| Install An RSJ near Leek | £33 | £254 |
| Install An RSJ near Crewe | £29 | £224 |
| Install An RSJ near Newcastle-under-Lyme | £30 | £228 |
| Install An RSJ near Stoke-on-Trent | £29 | £226 |
| Install An RSJ near Wilmslow | £31 | £230 |
| Install An RSJ near Crewe & Nantwich | £28 | £220 |
| Install An RSJ near Winsford | £31 | £232 |
| Install An RSJ near Hazel Grove | £32 | £233 |
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 - £17,388

Two storey extension - £87,832

Build a timber frame extension - £25,888

Build a swimming pool - £80,888

Single storey extension - £52,760

Side return extension - £40,240

Install an RSJ - £2,088

Outbuilding - £9,888

Build a Mansard loft conversion - £51,888

Loft conversion - £32,700

Build a kitchen extension - £41,888

Hip to gable loft conversion - £41,888

Granny annexe - £86,888

Garden office - £9,888

Convert a Garage - £15,888

Garage - £18,388

Build a flat roof extension - £21,888

Build a dormer loft conversion - £41,888

Concrete foundations - £6,138

Convert a bungalow loft - £28,888

Convert a basement - £36,240