Barry H
Trusted and professional extension builder in DE5. Experienced in all extension buildering work and keeping within budget and on quote. COMPLETE BL...
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Relax... you have found a reliable extension builder in DE5. MTD Brickwork Ltd is a friendly and reliable company based in DE5 who consider no job ...
Anthony Sharp
We are a local building company serving the amber valley area working to a high class o...
Alsn Askey
Experienced extension builder ready to quote for your work. Alan Askey Builder is the best extension builder in DE5. No obligation free quotes and ...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DE5 it ranges from £1,672 (A p sharp building services based in DE5) to £3,128 (COMPLETE BLDG & PLASTIC INSTA based in DE5).
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 DE5 by posting a job with HaMuch and we will send it to extension builders in DE5.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Ripley | £32 | £246 |
| Install An RSJ near Heanor | £31 | £236 |
| Install An RSJ near Belper | £32 | £244 |
| Install An RSJ near Amber Valley | £32 | £244 |
| Install An RSJ near Alfreton | £34 | £261 |
| Install An RSJ near Ilkeston | £31 | £236 |
| Install An RSJ near Ashfield | £34 | £269 |
| Install An RSJ near Kirkby-in-Ashfield | £34 | £269 |
| Install An RSJ near Broxtowe | £34 | £240 |
| 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 - £17,450

Two storey extension - £87,925

Build a timber frame extension - £25,950

Build a swimming pool - £80,950

Single storey extension - £54,000

Side return extension - £40,938

Install an RSJ - £2,150

Outbuilding - £9,950

Build a Mansard loft conversion - £51,950

Loft conversion - £33,281

Build a kitchen extension - £41,950

Hip to gable loft conversion - £41,950

Granny annexe - £86,950

Garden office - £9,950

Convert a Garage - £15,950

Garage - £18,450

Build a flat roof extension - £21,950

Build a dormer loft conversion - £41,950

Concrete foundations - £6,200

Convert a bungalow loft - £28,950

Convert a basement - £36,938