George Penman
CFM - Entire building care is an established and experienced local extension builder in DD5. Please contact us for a free, no obligation quote and...
J & G Builders are here to help customers who need an Extension Builder in DD5. We offer a competitive rate to complete all your extension builderi...
From £2,160
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,032
Trusted and professional extension builder in DD5. Experienced in all extension buildering work and keeping within budget and on quote. RAY YOUNG B...
From £2,464
Reliabuild Contractors limited's attention to service and detail has made us an industry leader. With a wide range of products and services to choo...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DD5 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 DD5 by posting a job with HaMuch and we will send it to extension builders in DD5.
"RSJ installation in old farmhouse to support sagging ceiling/bouncy floor. Near Arbroath." - DUNDEE, job posted 08/04/24
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Dundee | £38 | £285 |
| 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 Fife | £44 | £310 |
| Install An RSJ near Perth & Kinross | £32 | £245 |
| Install An RSJ near Perth | £32 | £245 |
| Install An RSJ near Glenrothes | £42 | £304 |
| Install An RSJ near Kirkcaldy | £42 | £296 |
| Install An RSJ near Dunfermline | £46 | £285 |
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 - £17,770

Two storey extension - £88,406

Build a timber frame extension - £26,270

Build a swimming pool - £81,270

Single storey extension - £60,408

Side return extension - £44,542

Install an RSJ - £2,470

Outbuilding - £10,270

Build a Mansard loft conversion - £52,270

Loft conversion - £36,285

Build a kitchen extension - £42,270

Hip to gable loft conversion - £42,270

Granny annexe - £87,270

Garden office - £10,270

Convert a Garage - £16,270

Garage - £18,770

Build a flat roof extension - £22,270

Build a dormer loft conversion - £42,270

Concrete foundations - £6,520

Convert a bungalow loft - £29,270

Convert a basement - £40,542