We send your job to ALL RG20 extension builders
Available extension builders in RG20 reply
Select your affordable RG20 extension builder
A Stanley Building Services is an established and experienced local extension builder in RG20. Please contact us for a free, no obligation quote an...
From £2,352
Need to find an Extension Builder near you for all your extension buildering work?
Complete Building Services provides a local, trusted ext...
From £2,240
Need an Extension Builder in RG20? Helyar Project Services Ltd has been helping local clients (20 mile radius) with their extension buildering jobs...
From £2,496
Fabric First Build Projects Ltd are here to help customers who need an Extension Builder in RG20. We offer a competitive rate to complete all your ...
From £2,232
Hartwood Oak Buildings Ltd. are here to help customers who need an Extension Builder in RG20. We offer a competitive rate to complete all your exte...
From £2,368
Relax... you have found a reliable extension builder in RG20. Total Home Improvements is a friendly and reliable company based in RG20 who consider...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in RG20 it ranges from £2,232 (Hartwood Oak Buildings Ltd. based in RG20) to £2,496 (Fabric First Build Projects Ltd based in RG14).
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 RG20 by posting a job with HaMuch and we will send it to extension builders in RG20.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Newbury | £37 | £262 |
| Install An RSJ near Thatcham | £38 | £266 |
| Install An RSJ near Basingstoke & Deane | £39 | £273 |
| Install An RSJ near Didcot | £36 | £266 |
| Install An RSJ near Basingstoke | £39 | £274 |
| Install An RSJ near Andover | £40 | £248 |
| Install An RSJ near Reading | £42 | £266 |
| Install An RSJ near Caversham | £38 | £265 |
| Install An RSJ near Vale of White Horse | £36 | £271 |
| Install An RSJ near Abingdon-on-Thames | £35 | £258 |
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 - £17,649

Two storey extension - £88,224

Build a timber frame extension - £26,149

Build a swimming pool - £81,149

Single storey extension - £57,987

Side return extension - £43,180

Install an RSJ - £2,349

Outbuilding - £10,149

Build a Mansard loft conversion - £52,149

Loft conversion - £35,150

Build a kitchen extension - £42,149

Hip to gable loft conversion - £42,149

Granny annexe - £87,149

Garden office - £10,149

Convert a Garage - £16,149

Garage - £18,649

Build a flat roof extension - £22,149

Build a dormer loft conversion - £42,149

Concrete foundations - £6,399

Convert a bungalow loft - £29,149

Convert a basement - £39,180