From £1,960
Attention to detail. Member of safe trader. Recommendations References available.
From £1,912
Trusted and professional extension builder in Grange-over-sands. Experienced in all extension buildering work and keeping within budget and on quot...
From £2,096
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,592
Self employed and am good at what I do 40 yrs experience
From £1,696
ADAM READ TRADITIONAL BUILDING is an established and experienced local extension builder in Grange-over-sands. Please contact us for a free, no obl...
From £1,760
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,800
Lancaster Building Contractors is an established and experienced local extension builder in Grange-over-sands. Please contact us for a free, no obl...
From £2,088
Need to find an Extension Builder near you for all your extension buildering work?
Absolute Build provides a local, trusted extension build...
From £1,936
J.DRING BUILDING are here to help customers who need an Extension Builder in Grange-over-sands. We offer a competitive rate to complete all your ex...
From £2,120
We are a family business for 37 years experience between us reliable Team value for money check out our reviews on Google Rated People bar...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Grange-over-sands it ranges from £1,592 (Owen Williamson based in LA14) to £2,120 (JPw Property Care LTD based in LA4).
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 Grange-over-sands by posting a job with HaMuch and we will send it to extension builders in Grange-over-sands.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Morecambe | £25 | £212 |
| Install An RSJ near Kendal | £28 | £236 |
| Install An RSJ near Lancaster | £25 | £211 |
| Install An RSJ near Barrow-in-Furness | £25 | £204 |
| Install An RSJ near Fleetwood | £28 | £206 |
| Install An RSJ near Thornton | £29 | £211 |
| Install An RSJ near Blackpool | £29 | £209 |
| Install An RSJ near Fulwood | £31 | £217 |
| Install An RSJ near Whitehaven | £22 | £221 |
| Install An RSJ near Nelson | £27 | £214 |
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 - £17,196

Two storey extension - £87,544

Build a timber frame extension - £25,696

Build a swimming pool - £80,696

Single storey extension - £48,920

Side return extension - £38,080

Install an RSJ - £1,896

Outbuilding - £9,696

Build a Mansard loft conversion - £51,696

Loft conversion - £30,900

Build a kitchen extension - £41,696

Hip to gable loft conversion - £41,696

Granny annexe - £86,696

Garden office - £9,696

Convert a Garage - £15,696

Garage - £18,196

Build a flat roof extension - £21,696

Build a dormer loft conversion - £41,696

Concrete foundations - £5,946

Convert a bungalow loft - £28,696

Convert a basement - £34,080