Relax... you have found a reliable extension builder in Solihull. Tucker Construction is a friendly and reliable company based in Solihull who cons...
SM&S General Property Repairs is a trusted extension builder serving customers in Solihull and the surrounding area. Contact us to today to get a c...
Wilson & Son is an established and experienced local extension builder in Solihull. Please contact us for a free, no obligation quote and competiti...
Gary Wilson
Reliable person 25 years experience
if you look on a website rated people and have a look at my ratings
Need to find an Extension Builder near you for all your extension buildering work?
BAKER CONSTRUCTION provides a local, trusted extension b...
Andrew Bouton
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need to find an Extension Builder near you for all your extension buildering work?
Avonvale Garage Doors provides a local, trusted extensio...
AJ Home Improvements is an established extension buildering business in Solihull. We come highly recommended and provide competitive quotes for you...
Lloyd Clarke
Need to find an Extension Builder near you for all your extension buildering work?
LC BUILDING SERVICES provides a local, trusted extension...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Solihull it ranges from £1,904 (AJ Home Improvements based in B24) 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 Solihull by posting a job with HaMuch and we will send it to extension builders in Solihull.
"RSJ installation" - B90, job posted 03/08/26
"Total cost of structural engineer report, supply and install 6M RSJ for a load bearing wall to make kitchen/diner." - B90, job posted 01/11/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Solihull | £29 | £231 |
| Install An RSJ near Knowle | £31 | £241 |
| Install An RSJ near Birmingham | £28 | £226 |
| Install An RSJ near Smethwick | £28 | £225 |
| Install An RSJ near Sutton Coldfield | £29 | £228 |
| Install An RSJ near Oldbury | £29 | £226 |
| Install An RSJ near Kenilworth | £29 | £223 |
| Install An RSJ near Coventry | £28 | £221 |
| Install An RSJ near Halesowen | £28 | £225 |
| Install An RSJ near West Bromwich | £28 | £225 |
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 - £17,366

Two storey extension - £87,798

Build a timber frame extension - £25,866

Build a swimming pool - £80,866

Single storey extension - £52,312

Side return extension - £39,988

Install an RSJ - £2,066

Outbuilding - £9,866

Build a Mansard loft conversion - £51,866

Loft conversion - £32,490

Build a kitchen extension - £41,866

Hip to gable loft conversion - £41,866

Granny annexe - £86,866

Garden office - £9,866

Convert a Garage - £15,866

Garage - £18,366

Build a flat roof extension - £21,866

Build a dormer loft conversion - £41,866

Concrete foundations - £6,116

Convert a bungalow loft - £28,866

Convert a basement - £35,988