From £2,456
We are a family business with over 30 years of knowledge and experience ranging from small domestic jobs to large projects which include renovation...
From £3,056
Welcome to Travelling Workshop LimitedIn our world of craftsmanship and dedication to you the customer. I'm Dmytro Kliuchnyk, and before the co...
From £2,304
Experienced extension builder ready to quote for your work. Brian McPhillips Limited is the best extension builder in EH21. No obligation free quot...
From £2,416
BLOCKBUILD DEVELOPMENTS LTD is an established and experienced local extension builder in EH21. Please contact us for a free, no obligation quote an...
From £2,136
Trusted and professional extension builder in EH21. Experienced in all extension buildering work and keeping within budget and on quote. R G BROWN ...
From £2,192
Need to find an Extension Builder near you for all your extension buildering work?
BAIN BUILDING COMPANY provides a local, trusted extensio...
From £2,040
Relax... you have found a reliable extension builder in EH21. Feenan Joinery is a friendly and reliable company based in EH21 who consider no job a...
From £2,792
Need to find an Extension Builder near you for all your extension buildering work?
Ness Construction Fife Ltd provides a local, trusted ext...
From £2,240
We have over 30yrs experience in all aspects of joinery and building work , from fitting a door to building an extension or converting a garage /at...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in EH21 it ranges from £1,960 (JOHN DUGGAN BUILDER based in KY5) to £3,056 (Travelling Workshop Limited based in EH6).
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 EH21 by posting a job with HaMuch and we will send it to extension builders in EH21.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Musselburgh | £36 | £262 |
| Install An RSJ near Dalkeith | £35 | £256 |
| Install An RSJ near Bonnyrigg | £37 | £263 |
| Install An RSJ near Edinburgh | £36 | £263 |
| Install An RSJ near Penicuik | £36 | £264 |
| Install An RSJ near Haddington | £35 | £255 |
| Install An RSJ near Kirkcaldy | £42 | £296 |
| Install An RSJ near Broxburn | £34 | £251 |
| Install An RSJ near Livingston | £35 | £256 |
| Install An RSJ near Glenrothes | £42 | £304 |
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 - £17,659

Two storey extension - £88,239

Build a timber frame extension - £26,159

Build a swimming pool - £81,159

Single storey extension - £58,184

Side return extension - £43,291

Install an RSJ - £2,359

Outbuilding - £10,159

Build a Mansard loft conversion - £52,159

Loft conversion - £35,243

Build a kitchen extension - £42,159

Hip to gable loft conversion - £42,159

Granny annexe - £87,159

Garden office - £10,159

Convert a Garage - £16,159

Garage - £18,659

Build a flat roof extension - £22,159

Build a dormer loft conversion - £42,159

Concrete foundations - £6,409

Convert a bungalow loft - £29,159

Convert a basement - £39,291