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 £2,056
Relax... you have found a reliable extension builder in Kirkby Stephen. CHRIS ELLWOOD BUILDING CONTR is a friendly and reliable company based in Ki...
From £1,816
Need an Extension Builder in Kirkby Stephen? NEWBY BUILDING & CONSTRUCTION has been helping local clients (20 mile radius) with their extension bui...
From £2,584
Use our depth of knowledge in design, build, renovation and property development to realise your true one-off home.Our track record in residential ...
From £2,032
Relax... you have found a reliable extension builder in Kirkby Stephen. STEPHEN FELLER (BUILDER) is a friendly and reliable company based in Kirkby...
From £1,960
Experienced extension builder ready to quote for your work. Helmside Building Services is the best extension builder in Kirkby Stephen. No obligati...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Kirkby Stephen it ranges from £1,816 (NEWBY BUILDING & CONSTRUCTION based in CA10) to £2,584 (ROJ.house based in LA9).
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 Kirkby Stephen by posting a job with HaMuch and we will send it to extension builders in Kirkby Stephen.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Kendal | £28 | £236 |
| Install An RSJ near Bishop Auckland | £39 | £247 |
| Install An RSJ near Consett | £33 | £241 |
| Install An RSJ near Spennymoor | £38 | £248 |
| Install An RSJ near Morecambe | £25 | £212 |
| Install An RSJ near Lancaster | £25 | £211 |
| Install An RSJ near Carlisle | £24 | £203 |
| Install An RSJ near Stanley | £34 | £242 |
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 - £17,389

Two storey extension - £87,834

Build a timber frame extension - £25,889

Build a swimming pool - £80,889

Single storey extension - £52,787

Side return extension - £40,255

Install an RSJ - £2,089

Outbuilding - £9,889

Build a Mansard loft conversion - £51,889

Loft conversion - £32,713

Build a kitchen extension - £41,889

Hip to gable loft conversion - £41,889

Granny annexe - £86,889

Garden office - £9,889

Convert a Garage - £15,889

Garage - £18,389

Build a flat roof extension - £21,889

Build a dormer loft conversion - £41,889

Concrete foundations - £6,139

Convert a bungalow loft - £28,889

Convert a basement - £36,255