From £1,864
Paramount Construction HV Ltd are here to help customers who need an Extension Builder in Blackburn, Whitburn And Fauldhouse. We offer a competitiv...
From £1,944
DAVID J BELL BUILDER are here to help customers who need an Extension Builder in Blackburn, Whitburn And Fauldhouse. We offer a competitive rate to...
From £2,400
Need an Extension Builder in Blackburn, Whitburn And Fauldhouse? Mackenzie Contracts has been helping local clients (20 mile radius) with their ext...
From £2,488
Relax... you have found a reliable extension builder in Blackburn, Whitburn And Fauldhouse. Kirkfields Contracts is a friendly and reliable company...
From £2,032
Proper-Tomi Maintenance are here to help customers who need an Extension Builder in Blackburn, Whitburn And Fauldhouse. We offer a competitive rate...
From £2,200
AIM Renewables are here to help customers who need an Extension Builder in Blackburn, Whitburn And Fauldhouse. We offer a competitive rate to compl...
From £1,952
BRIAN ROBERTSON JOINERY & BUILDING are here to help customers who need an Extension Builder in Blackburn, Whitburn And Fauldhouse. We offer a compe...
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 £2,048
Need to find an Extension Builder near you for all your extension buildering work?
R MACDONALD JOINERS &BUILDER provides a local, trusted e...
From £2,280
Trusted and professional extension builder in Blackburn, Whitburn And Fauldhouse. Experienced in all extension buildering work and keeping within b...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Blackburn, Whitburn And Fauldhouse it ranges from £1,864 (Paramount Construction HV Ltd based in EH47) to £2,488 (Kirkfields Contracts based in EH55).
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 Blackburn, Whitburn And Fauldhouse by posting a job with HaMuch and we will send it to extension builders in Blackburn, Whitburn And Fauldhouse.
"RSJ installation it to get a small bit of the wall taking out" - EH47, job posted 07/02/24
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Bathgate | £28 | £214 |
| Install An RSJ near West Lothian | £33 | £242 |
| Install An RSJ near Livingston | £35 | £256 |
| Install An RSJ near Broxburn | £34 | £251 |
| Install An RSJ near Grangemouth | £32 | £214 |
| Install An RSJ near Bo'ness | £33 | £241 |
| Install An RSJ near Falkirk | £31 | £208 |
| Install An RSJ near Wishaw | £30 | £231 |
| Install An RSJ near North Lanarkshire | £31 | £238 |
| Install An RSJ near Airdrie | £31 | £238 |
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 - £17,466

Two storey extension - £87,950

Build a timber frame extension - £25,966

Build a swimming pool - £80,966

Single storey extension - £54,328

Side return extension - £41,122

Install an RSJ - £2,166

Outbuilding - £9,966

Build a Mansard loft conversion - £51,966

Loft conversion - £33,435

Build a kitchen extension - £41,966

Hip to gable loft conversion - £41,966

Granny annexe - £86,966

Garden office - £9,966

Convert a Garage - £15,966

Garage - £18,466

Build a flat roof extension - £21,966

Build a dormer loft conversion - £41,966

Concrete foundations - £6,216

Convert a bungalow loft - £28,966

Convert a basement - £37,122