From £2,360
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Shire Design & Build Ltd. provides a local, trusted exte...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in KA7 it ranges from £2,360 (Shire Design & Build Ltd. based in KA6) to £2,360 (Shire Design & Build Ltd. based in KA6).
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 KA7 by posting a job with HaMuch and we will send it to extension builders in KA7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Ayr | £25 | £190 |
| Install An RSJ near South Ayrshire | £25 | £190 |
| Install An RSJ near Prestwick | £24 | £180 |
| Install An RSJ near Troon | £32 | £241 |
| Install An RSJ near Kilmarnock | £36 | £271 |
| Install An RSJ near Irvine | £35 | £253 |
| Install An RSJ near North Ayrshire | £33 | £250 |
| Install An RSJ near Kilwinning | £33 | £250 |
| Install An RSJ near Barrhead | £35 | £255 |
| Install An RSJ near Newton Mearns | £35 | £263 |
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 - £17,660

Two storey extension - £88,240

Build a timber frame extension - £26,160

Build a swimming pool - £81,160

Single storey extension - £58,200

Side return extension - £43,300

Install an RSJ - £2,360

Outbuilding - £10,160

Build a Mansard loft conversion - £52,160

Loft conversion - £35,250

Build a kitchen extension - £42,160

Hip to gable loft conversion - £42,160

Granny annexe - £87,160

Garden office - £10,160

Convert a Garage - £16,160

Garage - £18,660

Build a flat roof extension - £22,160

Build a dormer loft conversion - £42,160

Concrete foundations - £6,410

Convert a bungalow loft - £29,160

Convert a basement - £39,300