From £1,808
PDB Building & Maintenance Services are here to help customers who need an Extension Builder in DY11. We offer a competitive rate to complete all y...
From £2,120
DDB BUILDING CONTRACTORS LTD are here to help customers who need an Extension Builder in DY11. We offer a competitive rate to complete all your ext...
From £2,152
Experienced extension builder ready to quote for your work. TC Builders is the best extension builder in DY11. No obligation free quotes and many h...
From £2,216
SJB Developments are here to help customers who need an Extension Builder in DY11. We offer a competitive rate to complete all your extension build...
From £1,888
Relax... you have found a reliable extension builder in DY11. PD LAMBERT CONSTRUCTION LTD is a friendly and reliable company based in DY11 who cons...
From £1,864
PS ROBERTS BUILDING are here to help customers who need an Extension Builder in DY11. We offer a competitive rate to complete all your extension bu...
From £2,288
TRU Contracts is an established extension buildering business in DY11. We come highly recommended and provide competitive quotes for your work.
...From £2,192
Experienced extension builder ready to quote for your work. R.J.Clarke is the best extension builder in DY11. No obligation free quotes and many ha...
From £1,864
KWP Building Services is an established and experienced local extension builder in DY11. Please contact us for a free, no obligation quote and comp...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DY11 it ranges from £1,272 (ARIAN HOME IMPROVEMENTS based in DY10) to £2,288 (TRU Contracts based in DY11).
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 DY11 by posting a job with HaMuch and we will send it to extension builders in DY11.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Kidderminster | £26 | £209 |
| Install An RSJ near Stourport-on-Severn | £27 | £209 |
| Install An RSJ near Stourbridge | £28 | £223 |
| Install An RSJ near Kingswinford | £28 | £221 |
| Install An RSJ near Brierley Hill | £28 | £222 |
| Install An RSJ near Droitwich | £28 | £224 |
| Install An RSJ near Bromsgrove | £31 | £237 |
| Install An RSJ near Halesowen | £29 | £227 |
| Install An RSJ near Rowley Regis | £29 | £226 |
| Install An RSJ near Sedgley | £28 | £221 |
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 - £17,266

Two storey extension - £87,650

Build a timber frame extension - £25,766

Build a swimming pool - £80,766

Single storey extension - £50,328

Side return extension - £38,872

Install an RSJ - £1,966

Outbuilding - £9,766

Build a Mansard loft conversion - £51,766

Loft conversion - £31,560

Build a kitchen extension - £41,766

Hip to gable loft conversion - £41,766

Granny annexe - £86,766

Garden office - £9,766

Convert a Garage - £15,766

Garage - £18,266

Build a flat roof extension - £21,766

Build a dormer loft conversion - £41,766

Concrete foundations - £6,016

Convert a bungalow loft - £28,766

Convert a basement - £34,872