From £2,184
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,040
Need to find an Extension Builder near you for all your extension buildering work?
Willbuild provides a local, trusted extension buildering...
From £2,136
Zygi&Bob Builders is an established extension buildering business in Sheldon. We come highly recommended and provide competitive quotes for your wo...
From £2,144
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,904
Prompt .tidy .exspearianced.quality of work
From £2,072
Welcome to WWM Property Solutions, where we specialize in creating exceptional outdoor and indoor spaces tailored to your unique lifestyle. As a le...
From £2,024
Need an Extension Builder in Sheldon? M.J Greatrex Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for man...
From £1,896
Trusted and professional extension builder in Sheldon. Experienced in all extension buildering work and keeping within budget and on quote. Byrne R...
From £2,160
Mark Anthony Builders are here to help customers who need an Extension Builder in Sheldon. We offer a competitive rate to complete all your extensi...
From £2,144
Experienced extension builder ready to quote for your work. TKB Construction is the best extension builder in Sheldon. No obligation free quotes an...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Sheldon it ranges from £1,896 (Byrne Roofing & Property Repairs based in CV6) to £2,184 (Paul's Building Services based in WS10).
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 Sheldon by posting a job with HaMuch and we will send it to extension builders in Sheldon.
"RSJ installation" - B90, job posted 03/08/26
"Removal of 3 walls and 3 RSJ installations to extend a kitchen. Need for a structual engineering consultation and building control approval since at least one wall will be load bearing." - BIRMINGHAM, job posted 05/05/24
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Solihull | £29 | £231 |
| Install An RSJ near Birmingham | £29 | £227 |
| Install An RSJ near Knowle | £31 | £241 |
| Install An RSJ near Sutton Coldfield | £29 | £228 |
| Install An RSJ near Smethwick | £29 | £226 |
| Install An RSJ near Oldbury | £29 | £227 |
| Install An RSJ near West Bromwich | £29 | £227 |
| Install An RSJ near Halesowen | £29 | £227 |
| Install An RSJ near Sandwell | £29 | £229 |
| Install An RSJ near Rowley Regis | £29 | £226 |
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 - £17,370

Two storey extension - £87,806

Build a timber frame extension - £25,870

Build a swimming pool - £80,870

Single storey extension - £52,408

Side return extension - £40,042

Install an RSJ - £2,070

Outbuilding - £9,870

Build a Mansard loft conversion - £51,870

Loft conversion - £32,535

Build a kitchen extension - £41,870

Hip to gable loft conversion - £41,870

Granny annexe - £86,870

Garden office - £9,870

Convert a Garage - £15,870

Garage - £18,370

Build a flat roof extension - £21,870

Build a dormer loft conversion - £41,870

Concrete foundations - £6,120

Convert a bungalow loft - £28,870

Convert a basement - £36,042