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Select your affordable G77 extension builder
Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in G77 and the surrounding area. Contact us to today to get a compe...
From £2,384
Our building services company JB All Trades Ltd has thirty-three years experience and we have been helping customers in Glasgow and the surrounding...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in G77 it ranges from £2,008 (Boyle Construction Glasgow Ltd based in G77) to £2,384 (JB All Trades Ltd based in G45).
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 G77 by posting a job with HaMuch and we will send it to extension builders in G77.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Newton Mearns | £35 | £263 |
| Install An RSJ near Giffnock | £35 | £260 |
| Install An RSJ near Barrhead | £35 | £255 |
| Install An RSJ near Rutherglen | £34 | £255 |
| Install An RSJ near Paisley | £34 | £259 |
| Install An RSJ near East Kilbride | £34 | £247 |
| Install An RSJ near Glasgow | £35 | £259 |
| Install An RSJ near Cambuslang | £34 | £250 |
| Install An RSJ near Renfrew | £35 | £264 |
| Install An RSJ near Johnstone | £35 | £276 |
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 - £17,496

Two storey extension - £87,994

Build a timber frame extension - £25,996

Build a swimming pool - £80,996

Single storey extension - £54,920

Side return extension - £41,455

Install an RSJ - £2,196

Outbuilding - £9,996

Build a Mansard loft conversion - £51,996

Loft conversion - £33,713

Build a kitchen extension - £41,996

Hip to gable loft conversion - £41,996

Granny annexe - £86,996

Garden office - £9,996

Convert a Garage - £15,996

Garage - £18,496

Build a flat roof extension - £21,996

Build a dormer loft conversion - £41,996

Concrete foundations - £6,246

Convert a bungalow loft - £28,996

Convert a basement - £37,455