Trusted and professional extension builder in NE15. Experienced in all extension buildering work and keeping within budget and on quote. X7 Roofing...
ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in NE15. Please contact us for a free, no obligation quot...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need an Extension Builder in NE15? D TAIT BUILDING & PROP REPAIRS has been helping local clients (20 mile radius) with their extension buildering j...
D H P Builders is an established extension buildering business in NE15. We come highly recommended and provide competitive quotes for your work.
JT Roofing is an established and experienced local extension builder in NE15. Please contact us for a free, no obligation quote and competitive rat...
From £2,368
Trusted and professional extension builder in NE15. Experienced in all extension buildering work and keeping within budget and on quote. B & R Buil...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in NE15 it ranges from £2,008 (ANDREW HUNTER BUILDING SERVICES based in NE15) to £2,368 (B & R Building Services based in NE5).
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 NE15 by posting a job with HaMuch and we will send it to extension builders in NE15.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Newcastle Upon Tyne | £33 | £236 |
| Install An RSJ near Gateshead | £33 | £236 |
| Install An RSJ near Longbenton | £34 | £234 |
| Install An RSJ near Stanley | £34 | £242 |
| Install An RSJ near Wallsend | £34 | £245 |
| Install An RSJ near Hebburn | £34 | £246 |
| Install An RSJ near Cramlington | £36 | £256 |
| Install An RSJ near Jarrow | £34 | £262 |
| Install An RSJ near North Tyneside | £35 | £253 |
| Install An RSJ near Chester-le-Street | £35 | £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 - £17,457

Two storey extension - £87,935

Build a timber frame extension - £25,957

Build a swimming pool - £80,957

Single storey extension - £54,131

Side return extension - £41,011

Install an RSJ - £2,157

Outbuilding - £9,957

Build a Mansard loft conversion - £51,957

Loft conversion - £33,343

Build a kitchen extension - £41,957

Hip to gable loft conversion - £41,957

Granny annexe - £86,957

Garden office - £9,957

Convert a Garage - £15,957

Garage - £18,457

Build a flat roof extension - £21,957

Build a dormer loft conversion - £41,957

Concrete foundations - £6,207

Convert a bungalow loft - £28,957

Convert a basement - £37,011