Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
BP Builders are here to help customers who need an Extension Builder in S2. We offer a competitive rate to complete all your extension buildering j...
Trusted and professional extension builder in S2. Experienced in all extension buildering work and keeping within budget and on quote. AMB Joinery ...
Andrew Field
We are a family run business with 20 years experience.
We take great care and attention to the work we carry out and pride ourselves on ...
Dore Decor are a family run business with over 30 years experience - we offer an extensive range of building services and are able to provide a ful...
MRP Design And Build Limited is an established extension buildering business in S2. We come highly recommended and provide competitive quotes for y...
From £2,368
Milestone Builders is an established extension buildering business in S2. We come highly recommended and provide competitive quotes for your work.<...
From £2,512
Whitshaw Builders LTD is an established and experienced local extension builder in S2. Please contact us for a free, no obligation quote and compet...
From £2,272
Need an Extension Builder in S2? Cortworth Millhouse Design & Build has been helping local clients (20 mile radius) with their extension buildering...
From £2,536
Blenheim Park Developments is an established and experienced local extension builder in S2. Please contact us for a free, no obligation quote and c...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in S2 it ranges from £2,136 (Dore Decor based in s8) to £2,544 (AMB Joinery & Building Services based in S8).
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 S2 by posting a job with HaMuch and we will send it to extension builders in S2.
"RSJ installation" - SHEFFIELD, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Sheffield | £32 | £261 |
| Install An RSJ near Dronfield | £33 | £262 |
| Install An RSJ near Rotherham | £32 | £257 |
| Install An RSJ near Wickersley | £32 | £258 |
| Install An RSJ near Chesterfield | £33 | £257 |
| Install An RSJ near Barnsley | £31 | £242 |
| Install An RSJ near Worksop | £33 | £265 |
| Install An RSJ near Doncaster | £29 | £238 |
| Install An RSJ near Mansfield Woodhouse | £33 | £262 |
| Install An RSJ near Sutton-in-Ashfield | £33 | £264 |
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 - £17,637

Two storey extension - £88,205

Build a timber frame extension - £26,137

Build a swimming pool - £81,137

Single storey extension - £57,736

Side return extension - £43,039

Install an RSJ - £2,337

Outbuilding - £10,137

Build a Mansard loft conversion - £52,137

Loft conversion - £35,033

Build a kitchen extension - £42,137

Hip to gable loft conversion - £42,137

Granny annexe - £87,137

Garden office - £10,137

Convert a Garage - £16,137

Garage - £18,637

Build a flat roof extension - £22,137

Build a dormer loft conversion - £42,137

Concrete foundations - £6,387

Convert a bungalow loft - £29,137

Convert a basement - £39,039