From £1,832
Your MRH Development Ltd is an established extension buildering business in Clumber And Hardwick. We come highly recommended and provide competitiv...
From £2,064
Trusted and professional extension builder in Clumber And Hardwick. Experienced in all extension buildering work and keeping within budget and on q...
From £2,328
Garry Jones Bricklayer are here to help customers who need an Extension Builder in Clumber And Hardwick. We offer a competitive rate to complete al...
From £2,168
Relax... you have found a reliable extension builder in Clumber And Hardwick. CS Construction & Conversions is a friendly and reliable company base...
From £1,800
Need to find an Extension Builder near you for all your extension buildering work?
MAHER MILLARD CONSTRUCTION LTD provides a local, trusted...
From £2,376
A Thompson Joinery & Building is a trusted extension builder serving customers in Clumber And Hardwick and the surrounding area. Contact us to toda...
From £2,384
Trusted and professional extension builder in Clumber And Hardwick. Experienced in all extension buildering work and keeping within budget and on q...
From £2,032
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,152
Need an Extension Builder in Clumber And Hardwick? BRS BUILDERS has been helping local clients (20 mile radius) with their extension buildering job...
From £2,136
Need to find an Extension Builder near you for all your extension buildering work?
Dave Tideswell Builder Renovations provides a local, tru...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Clumber And Hardwick it ranges from £1,800 (MAHER MILLARD CONSTRUCTION LTD based in LN5) to £2,384 (Lewis Construction based in NG17).
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 Clumber And Hardwick by posting a job with HaMuch and we will send it to extension builders in Clumber And Hardwick.
"RSJ installation 5m Currently in place French door 2m - wall 1m - window 2m Remove door, window and wall, for rsj in prep for bifold doors" - DN22, job posted 06/02/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Retford | £31 | £243 |
| Install An RSJ near Bassetlaw | £31 | £243 |
| Install An RSJ near Gainsborough | £30 | £234 |
| Install An RSJ near Worksop | £33 | £265 |
| Install An RSJ near Lincoln | £31 | £232 |
| Install An RSJ near Forest Town | £33 | £263 |
| Install An RSJ near Mansfield Woodhouse | £33 | £263 |
| Install An RSJ near Wickersley | £33 | £257 |
| Install An RSJ near Doncaster | £29 | £238 |
| Install An RSJ near Mansfield | £33 | £262 |
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 - £17,427

Two storey extension - £87,891

Build a timber frame extension - £25,927

Build a swimming pool - £80,927

Single storey extension - £53,544

Side return extension - £40,681

Install an RSJ - £2,127

Outbuilding - £9,927

Build a Mansard loft conversion - £51,927

Loft conversion - £33,068

Build a kitchen extension - £41,927

Hip to gable loft conversion - £41,927

Granny annexe - £86,927

Garden office - £9,927

Convert a Garage - £15,927

Garage - £18,427

Build a flat roof extension - £21,927

Build a dormer loft conversion - £41,927

Concrete foundations - £6,177

Convert a bungalow loft - £28,927

Convert a basement - £36,681