From £2,520
Need to find an Extension Builder near you for all your extension buildering work?
SG FORD CONSTRUCTION LTD. provides a local, trusted exte...
From £2,480
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,576
Local business for local people... Established in 1980.....so plenty of local knowledge One man business, honest, reliable, hard working ...
From £4,808
With well over a decade of marketing and web design experience working for a variety of tradespeople from cleaners through to builders, Websites 4 ...
From £1,912
K P WARNE BUILDERS is an established extension buildering business in GU7. We come highly recommended and provide competitive quotes for your work....
From £2,120
THE BUILDWISE CONSTRUCTION GRO are here to help customers who need an Extension Builder in GU7. We offer a competitive rate to complete all your ex...
From £2,232
ALEXANDER BUILDERS is an established extension buildering business in GU7. We come highly recommended and provide competitive quotes for your work...
From £2,624
Trusted and professional extension builder in GU7. Experienced in all extension buildering work and keeping within budget and on quote. Chinthurst ...
From £2,512
DTR Carpentry & Construction Ltd provides high-quality and reliable building services for residential and commercial properties.Based in Go...
From £3,816
At MM and Co Roofing we specialise in all aspects of the roofing industry from moss removal to complete re-roofing. We are experienced in working o...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in GU7 it ranges from £1,912 (K P WARNE BUILDERS based in GU7) to £4,808 (Websites 4 Trades based in GU7).
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 GU7 by posting a job with HaMuch and we will send it to extension builders in GU7.
"RSJ installation" - GU3, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Waverley | £68 | £313 |
| Install An RSJ near Guildford | £53 | £298 |
| Install An RSJ near Ash Vale | £41 | £277 |
| Install An RSJ near Aldershot | £41 | £275 |
| Install An RSJ near Farnham | £41 | £276 |
| Install An RSJ near Woking | £43 | £277 |
| Install An RSJ near Farnborough | £41 | £273 |
| Install An RSJ near Fleet | £41 | £270 |
| Install An RSJ near Camberley | £41 | £283 |
| 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 - £18,060

Two storey extension - £88,840

Build a timber frame extension - £26,560

Build a swimming pool - £81,560

Single storey extension - £66,200

Side return extension - £47,800

Install an RSJ - £2,760

Outbuilding - £10,560

Build a Mansard loft conversion - £52,560

Loft conversion - £39,000

Build a kitchen extension - £42,560

Hip to gable loft conversion - £42,560

Granny annexe - £87,560

Garden office - £10,560

Convert a Garage - £16,560

Garage - £19,060

Build a flat roof extension - £22,560

Build a dormer loft conversion - £42,560

Concrete foundations - £6,810

Convert a bungalow loft - £29,560

Convert a basement - £43,800