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Need an Extension Builder in Castle Vale? D&J Advanced Builders has been helping local clients (20 mile radius) with their extension buildering job...
Relax... you have found a reliable extension builder in Castle Vale. MD Services is a friendly and reliable company based in Castle Vale who consid...
Dave Mattock is an established and experienced local extension builder in Castle Vale. Please contact us for a free, no obligation quote and compet...
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?
Avonvale Garage Doors provides a local, trusted extensio...
AJ Home Improvements is an established extension buildering business in Castle Vale. We come highly recommended and provide competitive quotes for ...
Brickfast Builders is an established extension buildering business in Castle Vale. We come highly recommended and provide competitive quotes for yo...
Need to find an Extension Builder near you for all your extension buildering work?
Atwal Building Services Ltd provides a local, trusted ex...
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 Castle Vale it ranges from £1,768 (Dave Mattock based in B44) to £2,184 (Brickfast Builders based in B6).
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 Castle Vale by posting a job with HaMuch and we will send it to extension builders in Castle Vale.
"RSJ installation and knock through" - B76, job posted 09/10/24
"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 Sutton Coldfield | £29 | £228 |
| Install An RSJ near Birmingham | £29 | £229 |
| Install An RSJ near Solihull | £29 | £231 |
| Install An RSJ near Smethwick | £29 | £230 |
| Install An RSJ near Tamworth | £33 | £288 |
| Install An RSJ near West Bromwich | £29 | £228 |
| Install An RSJ near Oldbury | £29 | £229 |
| Install An RSJ near Walsall | £29 | £229 |
| Install An RSJ near Sandwell | £29 | £231 |
| Install An RSJ near Knowle | £31 | £241 |
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 - £17,354

Two storey extension - £87,780

Build a timber frame extension - £25,854

Build a swimming pool - £80,854

Single storey extension - £52,072

Side return extension - £39,853

Install an RSJ - £2,054

Outbuilding - £9,854

Build a Mansard loft conversion - £51,854

Loft conversion - £32,378

Build a kitchen extension - £41,854

Hip to gable loft conversion - £41,854

Granny annexe - £86,854

Garden office - £9,854

Convert a Garage - £15,854

Garage - £18,354

Build a flat roof extension - £21,854

Build a dormer loft conversion - £41,854

Concrete foundations - £6,104

Convert a bungalow loft - £28,854

Convert a basement - £35,853