From £2,312
K J Buist Building Contractors is an established extension buildering business in Arbroath. We come highly recommended and provide competitive quot...
From £2,216
DUNCAR BUILDING SERVICES LTD is an established extension buildering business in Arbroath. We come highly recommended and provide competitive quotes...
From £2,448
Need to find an Extension Builder near you for all your extension buildering work?
D GARDINER CONSTRUCTION provides a local, trusted extens...
From £2,752
Need an Extension Builder in Arbroath? KDB joinery has been helping local clients (20 mile radius) with their extension buildering jobs for many y...
From £2,032
Trusted and professional extension builder in Arbroath. Experienced in all extension buildering work and keeping within budget and on quote. RAY YO...
From £2,160
J & G Builders are here to help customers who need an Extension Builder in Arbroath. We offer a competitive rate to complete all your extension bui...
From £2,392
MCK Construction is an established and experienced local extension builder in Arbroath. Please contact us for a free, no obligation quote and compe...
From £2,752
PERT BRUCE CONSTRUCTION LIMITE is an established extension buildering business in Arbroath. We come highly recommended and provide competitive quot...
From £3,536
CFM - Entire building care is an established and experienced local extension builder in Arbroath. Please contact us for a free, no obligation quot...
From £2,160
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Arbroath it ranges from £2,032 (RAY YOUNG BRICKLAYER & BUILD based in DD5) to £3,536 (CFM - Entire building care based in DD5).
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 Arbroath by posting a job with HaMuch and we will send it to extension builders in Arbroath.
"RSJ installation" - DD11, job posted 07/07/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Arbroath | £47 | £264 |
| Install An RSJ near Forfar | £29 | £236 |
| Install An RSJ near Angus | £29 | £236 |
| Install An RSJ near Dundee | £38 | £285 |
| Install An RSJ near Fife | £44 | £310 |
| Install An RSJ near Glenrothes | £42 | £304 |
| Install An RSJ near Kirkcaldy | £42 | £296 |
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 - £17,776

Two storey extension - £88,414

Build a timber frame extension - £26,276

Build a swimming pool - £81,276

Single storey extension - £60,520

Side return extension - £44,605

Install an RSJ - £2,476

Outbuilding - £10,276

Build a Mansard loft conversion - £52,276

Loft conversion - £36,338

Build a kitchen extension - £42,276

Hip to gable loft conversion - £42,276

Granny annexe - £87,276

Garden office - £10,276

Convert a Garage - £16,276

Garage - £18,776

Build a flat roof extension - £22,276

Build a dormer loft conversion - £42,276

Concrete foundations - £6,526

Convert a bungalow loft - £29,276

Convert a basement - £40,605