"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DL17 it ranges from £2,464 (Heritage NE Ltd based in DL17) to £2,464 (Heritage NE Ltd based in DL17).
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 DL17 by posting a job with HaMuch and we will send it to extension builders in DL17.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Spennymoor | £37 | £249 |
| Install An RSJ near Newton Aycliffe | £38 | £225 |
| Install An RSJ near Bishop Auckland | £38 | £248 |
| Install An RSJ near Durham | £47 | £267 |
| Install An RSJ near Peterlee | £36 | £230 |
| Install An RSJ near Darlington | £60 | £222 |
| Install An RSJ near Stockton-on-Tees | £41 | £228 |
| Install An RSJ near Billingham | £44 | £242 |
| Install An RSJ near Chester-le-Street | £35 | £242 |
| Install An RSJ near Seaham | £35 | £235 |
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 - £17,764

Two storey extension - £88,396

Build a timber frame extension - £26,264

Build a swimming pool - £81,264

Single storey extension - £60,280

Side return extension - £44,470

Install an RSJ - £2,464

Outbuilding - £10,264

Build a Mansard loft conversion - £52,264

Loft conversion - £36,225

Build a kitchen extension - £42,264

Hip to gable loft conversion - £42,264

Granny annexe - £87,264

Garden office - £10,264

Convert a Garage - £16,264

Garage - £18,764

Build a flat roof extension - £22,264

Build a dormer loft conversion - £42,264

Concrete foundations - £6,514

Convert a bungalow loft - £29,264

Convert a basement - £40,470