Adelphi Design & Construction Ltd is an established and experienced local extension builder in Newton Mearns. Please contact us for a free, no obli...
Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in Newton Mearns and the surrounding area. Contact us to today to g...
Trusted and professional extension builder in Newton Mearns. Experienced in all extension buildering work and keeping within budget and on quote. S...
RADICAL CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in Newton Mearns. We offer a competitive rate to complete all...
From £2,384
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,392
If you’ve been searching for ‘Builder’s near me’ then look no further than KB Contractors . As local Builders, we’ve established...
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...
From £2,512
Passionate about creating special, unique property renovations.
From £1,864
Need an Extension Builder in Newton Mearns? J & S Autos (Glasgow) Ltd has been helping local clients (20 mile radius) with their extension builderi...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Newton Mearns it ranges from £1,592 (Premier Roofing based in G32) to £2,512 (KFM Developments LTD based in G52).
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 Newton Mearns by posting a job with HaMuch and we will send it to extension builders in Newton Mearns.
| 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 | £52 | £381 |
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 - £17,480

Two storey extension - £87,970

Build a timber frame extension - £25,980

Build a swimming pool - £80,980

Single storey extension - £54,600

Side return extension - £41,275

Install an RSJ - £2,180

Outbuilding - £9,980

Build a Mansard loft conversion - £51,980

Loft conversion - £33,563

Build a kitchen extension - £41,980

Hip to gable loft conversion - £41,980

Granny annexe - £86,980

Garden office - £9,980

Convert a Garage - £15,980

Garage - £18,480

Build a flat roof extension - £21,980

Build a dormer loft conversion - £41,980

Concrete foundations - £6,230

Convert a bungalow loft - £28,980

Convert a basement - £37,275