From £1,520
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,152
We offer a range of building services that are tailored to meet the specific needs of our clients. Whether you are looking to extend your home, con...
From £1,832
Your MRH Development Ltd is an established extension buildering business in Newark. We come highly recommended and provide competitive quotes for y...
From £1,200
Honest, reliable, experienced building/civil engineering contractor established in 2001.
From £2,224
JG Design & Build is an established extension buildering business in Newark. We come highly recommended and provide competitive quotes for your wor...
From £2,056
Relax... you have found a reliable extension builder in Newark. Bennett Damp Proofing & Timber is a friendly and reliable company based in Newark w...
From £2,136
Need an Extension Builder in Newark? Patrick David Building Services Limited has been helping local clients (20 mile radius) with their extension b...
From £2,088
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,960
RMS Building Services is a trusted extension builder serving customers in Newark and the surrounding area. Contact us to today to get a competitive...
From £2,064
Trusted and professional extension builder in Newark. Experienced in all extension buildering work and keeping within budget and on quote. MGG CONS...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Newark it ranges from £1,200 (HUSKINSON CONSTR SRVCS LTD based in NG16) to £2,224 (JG Design & Build based in NG8).
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 Newark by posting a job with HaMuch and we will send it to extension builders in Newark.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Forest Town | £33 | £263 |
| Install An RSJ near Mansfield | £33 | £262 |
| Install An RSJ near Mansfield Woodhouse | £33 | £263 |
| Install An RSJ near Retford | £31 | £243 |
| Install An RSJ near Newark-on-Trent | £33 | £241 |
| Install An RSJ near Worksop | £33 | £265 |
| Install An RSJ near Bassetlaw | £31 | £243 |
| Install An RSJ near Sutton-in-Ashfield | £33 | £265 |
| Install An RSJ near Hucknall | £35 | £258 |
| Install An RSJ near Arnold | £35 | £244 |
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 - £17,223

Two storey extension - £87,585

Build a timber frame extension - £25,723

Build a swimming pool - £80,723

Single storey extension - £49,464

Side return extension - £38,386

Install an RSJ - £1,923

Outbuilding - £9,723

Build a Mansard loft conversion - £51,723

Loft conversion - £31,155

Build a kitchen extension - £41,723

Hip to gable loft conversion - £41,723

Granny annexe - £86,723

Garden office - £9,723

Convert a Garage - £15,723

Garage - £18,223

Build a flat roof extension - £21,723

Build a dormer loft conversion - £41,723

Concrete foundations - £5,973

Convert a bungalow loft - £28,723

Convert a basement - £34,386