Need an Extension Builder in Smethwick? D&J Advanced Builders has been helping local clients (20 mile radius) with their extension buildering jobs ...
Zygi&Bob Builders is an established extension buildering business in Smethwick. We come highly recommended and provide competitive quotes for your ...
Relax... you have found a reliable extension builder in Smethwick. MD Services is a friendly and reliable company based in Smethwick who consider n...
Dave Mattock is an established and experienced local extension builder in Smethwick. Please contact us for a free, no obligation quote and competit...
Need to find an Extension Builder near you for all your extension buildering work?
D Broomhall provides a local, trusted extension builderi...
Experienced extension builder ready to quote for your work. Plowman & Wood is the best extension builder in Smethwick. No obligation free quotes an...
Oakham Brickwork is an established extension buildering business in Smethwick. We come highly recommended and provide competitive quotes for your w...
Relax... you have found a reliable extension builder in Smethwick. Tucker Construction is a friendly and reliable company based in Smethwick who co...
SM&S General Property Repairs is a trusted extension builder serving customers in Smethwick and the surrounding area. Contact us to today to get a ...
Wilson & Son is an established and experienced local extension builder in Smethwick. Please contact us for a free, no obligation quote and competit...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Smethwick it ranges from £1,768 (Dave Mattock based in B44) to £2,160 (SM&S General Property Repairs based in B38).
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 Smethwick by posting a job with HaMuch and we will send it to extension builders in Smethwick.
"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
"RSJ installation" - BIRMINGHAM, job posted 01/03/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Smethwick | £28 | £225 |
| Install An RSJ near Oldbury | £29 | £226 |
| Install An RSJ near West Bromwich | £28 | £225 |
| Install An RSJ near Birmingham | £28 | £226 |
| Install An RSJ near Rowley Regis | £29 | £225 |
| Install An RSJ near Sandwell | £29 | £228 |
| Install An RSJ near Halesowen | £28 | £225 |
| Install An RSJ near Tipton | £29 | £226 |
| Install An RSJ near Dudley | £28 | £225 |
| Install An RSJ near Wednesbury | £29 | £227 |
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 - £17,308

Two storey extension - £87,712

Build a timber frame extension - £25,808

Build a swimming pool - £80,808

Single storey extension - £51,160

Side return extension - £39,340

Install an RSJ - £2,008

Outbuilding - £9,808

Build a Mansard loft conversion - £51,808

Loft conversion - £31,950

Build a kitchen extension - £41,808

Hip to gable loft conversion - £41,808

Granny annexe - £86,808

Garden office - £9,808

Convert a Garage - £15,808

Garage - £18,308

Build a flat roof extension - £21,808

Build a dormer loft conversion - £41,808

Concrete foundations - £6,058

Convert a bungalow loft - £28,808

Convert a basement - £35,340