From £2,008
Trusted and professional extension builder in Peterlee. Experienced in all extension buildering work and keeping within budget and on quote. DHB Bu...
From £2,032
LJP Roofing are here to help customers who need an Extension Builder in Peterlee. We offer a competitive rate to complete all your extension builde...
From £1,360
We provide expert advice on building defects and cost effective environmental friendly solutions throughout the North East of England. Our bu...
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 £1,984
Experienced extension builder ready to quote for your work. ALAN JACKSON BUILDER is the best extension builder in Peterlee. No obligation free quot...
From £2,072
usamaseo is a trusted extension builder serving customers in Peterlee and the surrounding area. Contact us to today to get a competitive quote for ...
From £2,360
Fahadseo is an established and experienced local extension builder in Peterlee. Please contact us for a free, no obligation quote and competitive r...
From £2,112
STEVE MULVANEY BUILDING are here to help customers who need an Extension Builder in Peterlee. We offer a competitive rate to complete all your exte...
From £1,728
Experienced extension builder ready to quote for your work. KIETH GRAY ROOFING & BUILDING is the best extension builder in Peterlee. No obligation ...
From £2,304
RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in Peterlee. Please contact us for a free, no obligation quote a...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Peterlee it ranges from £1,360 (Dry Tec based in DH6) to £2,360 (Fahadseo based in TS26).
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 Peterlee by posting a job with HaMuch and we will send it to extension builders in Peterlee.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Peterlee | £35 | £222 |
| Install An RSJ near Seaham | £34 | £229 |
| Install An RSJ near Hartlepool | £40 | £236 |
| Install An RSJ near Durham | £47 | £267 |
| Install An RSJ near Sunderland | £33 | £251 |
| Install An RSJ near Billingham | £43 | £240 |
| Install An RSJ near Washington | £33 | £251 |
| Install An RSJ near Spennymoor | £38 | £248 |
| Install An RSJ near Chester-le-Street | £35 | £242 |
| Install An RSJ near Stockton-on-Tees | £40 | £226 |
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 - £17,306

Two storey extension - £87,708

Build a timber frame extension - £25,806

Build a swimming pool - £80,806

Single storey extension - £51,112

Side return extension - £39,313

Install an RSJ - £2,006

Outbuilding - £9,806

Build a Mansard loft conversion - £51,806

Loft conversion - £31,928

Build a kitchen extension - £41,806

Hip to gable loft conversion - £41,806

Granny annexe - £86,806

Garden office - £9,806

Convert a Garage - £15,806

Garage - £18,306

Build a flat roof extension - £21,806

Build a dormer loft conversion - £41,806

Concrete foundations - £6,056

Convert a bungalow loft - £28,806

Convert a basement - £35,313