Aerea is a trusted extension builder serving customers in Onslow Village and the surrounding area. Contact us to today to get a competitive quote f...
Holt Builders Ltd are here to help customers who need an Extension Builder in Onslow Village. We offer a competitive rate to complete all your exte...
MARSHELS ROOFING CONTRCTS LTD is a trusted extension builder serving customers in Onslow Village and the surrounding area. Contact us to today to g...
Experienced extension builder ready to quote for your work. Betsworth Developments is the best extension builder in Onslow Village. No obligation f...
Experienced extension builder ready to quote for your work. ADW Roofing Services is the best extension builder in Onslow Village. No obligation fre...
Need to find an Extension Builder near you for all your extension buildering work?
MPE Brickwork provides a local, trusted extension builde...
Ayling & Sons Roofing Ltd is an established and experienced local extension builder in Onslow Village. Please contact us for a free, no obligation ...
The Roof Doctor is an established and experienced local extension builder in Onslow Village. Please contact us for a free, no obligation quote and ...
M B Building & Construction Ltd is a trusted extension builder serving customers in Onslow Village and the surrounding area. Contact us to today to...
ADO Builders is a trusted extension builder serving customers in Onslow Village and the surrounding area. Contact us to today to get a competitive ...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Onslow Village it ranges from £2,128 (Holt Builders Ltd based in GU12) to £2,656 (MARSHELS ROOFING CONTRCTS LTD based in GU10).
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 Onslow Village by posting a job with HaMuch and we will send it to extension builders in Onslow Village.
"RSJ installation" - GU3, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Guildford | £53 | £298 |
| Install An RSJ near Woking | £43 | £277 |
| Install An RSJ near Ash Vale | £41 | £277 |
| Install An RSJ near Waverley | £68 | £313 |
| Install An RSJ near Aldershot | £41 | £275 |
| Install An RSJ near Farnborough | £41 | £272 |
| Install An RSJ near Farnham | £41 | £276 |
| Install An RSJ near Camberley | £41 | £282 |
| Install An RSJ near New Haw | £43 | £273 |
| Install An RSJ near Great Bookham | £42 | £281 |
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 - £17,698

Two storey extension - £88,298

Build a timber frame extension - £26,198

Build a swimming pool - £81,198

Single storey extension - £58,968

Side return extension - £43,732

Install an RSJ - £2,398

Outbuilding - £10,198

Build a Mansard loft conversion - £52,198

Loft conversion - £35,610

Build a kitchen extension - £42,198

Hip to gable loft conversion - £42,198

Granny annexe - £87,198

Garden office - £10,198

Convert a Garage - £16,198

Garage - £18,698

Build a flat roof extension - £22,198

Build a dormer loft conversion - £42,198

Concrete foundations - £6,448

Convert a bungalow loft - £29,198

Convert a basement - £39,732