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Select your affordable DE74 extension builder
From £1,904
Netelect Group (UK) LTD specialise in Building Surveying, Building Services, Gas Systems and Electrical Systems.You are in safe hands with ...
From £1,848
Experienced extension builder ready to quote for your work. REYNOLDS BUILDING SERVICES LTD is the best extension builder in DE74. No obligation fre...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DE74 it ranges from £1,848 (REYNOLDS BUILDING SERVICES LTD based in NG10) to £1,904 (Netelect Group Ltd based in DE74).
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 DE74 by posting a job with HaMuch and we will send it to extension builders in DE74.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Long Eaton | £32 | £249 |
| Install An RSJ near Erewash | £31 | £234 |
| Install An RSJ near Loughborough | £32 | £262 |
| Install An RSJ near Derby | £29 | £227 |
| Install An RSJ near Ilkeston | £31 | £236 |
| Install An RSJ near Coalville | £32 | £242 |
| Install An RSJ near Broxtowe | £34 | £240 |
| Install An RSJ near West Bridgford | £33 | £245 |
| Install An RSJ near Nottingham | £34 | £241 |
| Install An RSJ near Swadlincote | £32 | £249 |
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 - £17,176

Two storey extension - £87,514

Build a timber frame extension - £25,676

Build a swimming pool - £80,676

Single storey extension - £48,520

Side return extension - £37,855

Install an RSJ - £1,876

Outbuilding - £9,676

Build a Mansard loft conversion - £51,676

Loft conversion - £30,713

Build a kitchen extension - £41,676

Hip to gable loft conversion - £41,676

Granny annexe - £86,676

Garden office - £9,676

Convert a Garage - £15,676

Garage - £18,176

Build a flat roof extension - £21,676

Build a dormer loft conversion - £41,676

Concrete foundations - £5,926

Convert a bungalow loft - £28,676

Convert a basement - £33,855