RSJs support your new extension or other construction to ensure that your property is structurally sound. They are crucial parts of your building work that mustn't be ignored, and must be installed by a professional.
RSJs support your new extension or other construction to ensure that your property is structurally sound. They are crucial parts of your building work that mustn't be ignored, and must be installed by a professional.
How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in CF11 it ranges from £1,160 (PK CONSTRUCTION based in CF14) to £1,800 (Studio369 based in CF10).
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 CF11 by posting a job with HaMuch and we will send it to extension builders in CF11.

"RSJ installation to open up kitchen and utility room. About 2m wide." - CARDIFF
"RSJ installation" - CARDIFF
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Cardiff | £30 | £190 |
| Install An RSJ near Penarth | £31 | £189 |
| Install An RSJ near Barry | £29 | £189 |
| Install An RSJ near Caerphilly | £29 | £181 |
| Install An RSJ near Church Village | £30 | £188 |
| Install An RSJ near Risca | £27 | £185 |
| Install An RSJ near Pontypridd | £29 | £184 |
| Install An RSJ near Newport | £37 | £200 |
| Install An RSJ near Vale of Glamorgan | £26 | £191 |
| Install An RSJ near Weston-super-Mare | £29 | £216 |