Tomasz Helenski
Thetford, IP24
Helenski Group Ltd specialises in complete bathroom renovations, luxury tiling, kitchens and full property refurbishments. We have over 20 years of...
From £2,232
Thetford, IP24
Need to find an Extension Builder near you for all your extension buildering work?
MICKS BUILDING SERVICES provides a local, trusted extens...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Thetford it ranges from £2,232 (MICKS BUILDING SERVICES based in IP24) to £2,600 (Helenski Group Ltd based in IP24).
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 Thetford by posting a job with HaMuch and we will send it to extension builders in Thetford.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Thetford | £42 | £277 |
| Install An RSJ near Breckland | £28 | £248 |
| Install An RSJ near Bury St Edmunds | £34 | £251 |
| Install An RSJ near Stowmarket | £30 | £221 |
| Install An RSJ near Ely | £40 | £279 |
| Install An RSJ near Dereham | £25 | £203 |
| Install An RSJ near Sudbury | £34 | £229 |
| Install An RSJ near Haverhill | £37 | £260 |
| Install An RSJ near Norwich | £25 | £200 |
| Install An RSJ near King's Lynn | £33 | £254 |
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 - £17,716

Two storey extension - £88,324

Build a timber frame extension - £26,216

Build a swimming pool - £81,216

Single storey extension - £59,320

Side return extension - £43,930

Install an RSJ - £2,416

Outbuilding - £10,216

Build a Mansard loft conversion - £52,216

Loft conversion - £35,775

Build a kitchen extension - £42,216

Hip to gable loft conversion - £42,216

Granny annexe - £87,216

Garden office - £10,216

Convert a Garage - £16,216

Garage - £18,716

Build a flat roof extension - £22,216

Build a dormer loft conversion - £42,216

Concrete foundations - £6,466

Convert a bungalow loft - £29,216

Convert a basement - £39,930