From £1,984
Form Construction Midlands Limited is a trusted extension builder serving customers in B92 and the surrounding area. Contact us to today to get a c...
From £2,168
We are a forward thinking, award winning design and build company based in Solihull in the West Midlands. We strive to deliver the best experience ...
From £1,224
we have over 13 years exp
we go that extra mile to make sure customers are 100 % happy
we cover a 20 miles radus for b26 area...
From £1,784
S J Byrne Construction Limited is a trusted extension builder serving customers in B92 and the surrounding area. Contact us to today to get a compe...
From £2,080
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,144
Need to find an Extension Builder near you for all your extension buildering work?
Avonvale Garage Doors provides a local, trusted extensio...
From £2,152
AKS BUILDING LIMITED is a trusted extension builder serving customers in B92 and the surrounding area. Contact us to today to get a competitive quo...
From £2,168
Need to find an Extension Builder near you for all your extension buildering work?
Timber Innovations provides a local, trusted extension b...
From £1,928
Relax... you have found a reliable extension builder in B92. F.I.I Building Services Ltd is a friendly and reliable company based in B92 who consid...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in B92 it ranges from £1,224 (J s building & maintenance services limited based in B26) to £2,168 (Birch Group based in b92).
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 B92 by posting a job with HaMuch and we will send it to extension builders in B92.
"RSJ installation" - B90
"Total cost of structural engineer report, supply and install 6M RSJ for a load bearing wall to make kitchen/diner." - B90
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Solihull | £24 | £194 |
| Install An RSJ near Knowle | £26 | £203 |
| Install An RSJ near Birmingham | £25 | £197 |
| Install An RSJ near Sutton Coldfield | £25 | £202 |
| Install An RSJ near Smethwick | £25 | £195 |
| Install An RSJ near Oldbury | £25 | £196 |
| Install An RSJ near Coventry | £24 | £193 |
| Install An RSJ near Halesowen | £25 | £197 |
| Install An RSJ near West Bromwich | £25 | £195 |
| Install An RSJ near Kenilworth | £25 | £195 |
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 - £17,226

Two storey extension - £87,590

Build a timber frame extension - £25,726

Build a swimming pool - £80,726

Single storey extension - £49,528

Side return extension - £38,422

Install an RSJ - £1,926

Outbuilding - £9,726

Build a Mansard loft conversion - £51,726

Loft conversion - £31,185

Build a kitchen extension - £41,726

Hip to gable loft conversion - £41,726

Granny annexe - £86,726

Garden office - £9,726

Convert a Garage - £15,726

Garage - £18,226

Build a flat roof extension - £21,726

Build a dormer loft conversion - £41,726

Concrete foundations - £5,976

Convert a bungalow loft - £28,726

Convert a basement - £34,422