BLOCKBUILD DEVELOPMENTS LTD is an established and experienced local extension builder in KY4. Please contact us for a free, no obligation quote and...
From £336
ABLEFIFE ROOFING is a trusted extension builder serving customers in KY4 and the surrounding area. Contact us to today to get a competitive quote f...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in KY4 it ranges from £336 (ABLEFIFE ROOFING based in KY12) to £2,416 (BLOCKBUILD DEVELOPMENTS LTD based in KY4).
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 KY4 by posting a job with HaMuch and we will send it to extension builders in KY4.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Dunfermline | £46 | £285 |
| Install An RSJ near Glenrothes | £42 | £304 |
| Install An RSJ near Kirkcaldy | £42 | £296 |
| Install An RSJ near Fife | £44 | £310 |
| Install An RSJ near Bo'ness | £33 | £241 |
| Install An RSJ near Edinburgh | £36 | £263 |
| Install An RSJ near Broxburn | £34 | £252 |
| Install An RSJ near Grangemouth | £32 | £238 |
| Install An RSJ near Livingston | £34 | £256 |
| Install An RSJ near West Lothian | £33 | £242 |
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 - £16,871

Two storey extension - £87,056

Build a timber frame extension - £25,371

Build a swimming pool - £80,371

Single storey extension - £42,413

Side return extension - £34,420

Install an RSJ - £1,571

Outbuilding - £9,371

Build a Mansard loft conversion - £51,371

Loft conversion - £27,850

Build a kitchen extension - £41,371

Hip to gable loft conversion - £41,371

Granny annexe - £86,371

Garden office - £9,371

Convert a Garage - £15,371

Garage - £17,871

Build a flat roof extension - £21,371

Build a dormer loft conversion - £41,371

Concrete foundations - £5,621

Convert a bungalow loft - £28,371

Convert a basement - £30,420