Need to find an Extension Builder near you for all your extension buildering work?
Disney Building Services provides a local, trusted exten...
JF Brickwork is an established and experienced local extension builder in LE8. Please contact us for a free, no obligation quote and competitive ra...
From £2,136
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in LE8 it ranges from £1,880 (Disney Building Services based in LE18) to £2,136 (Osborne Building Services based in LE8).
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 LE8 by posting a job with HaMuch and we will send it to extension builders in LE8.
"RSJ installation, load bearing 6.5m, calculations required" - LE18, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Wigston | £28 | £209 |
| Install An RSJ near Oadby | £28 | £207 |
| Install An RSJ near Hamilton | £29 | £213 |
| Install An RSJ near Leicester | £29 | £213 |
| Install An RSJ near Market Harborough | £31 | £217 |
| Install An RSJ near Hinckley | £29 | £224 |
| Install An RSJ near Charnwood | £32 | £245 |
| Install An RSJ near Rugby | £31 | £224 |
| Install An RSJ near Loughborough | £32 | £262 |
| Install An RSJ near Coalville | £32 | £242 |
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 - £17,311

Two storey extension - £87,716

Build a timber frame extension - £25,811

Build a swimming pool - £80,811

Single storey extension - £51,213

Side return extension - £39,370

Install an RSJ - £2,011

Outbuilding - £9,811

Build a Mansard loft conversion - £51,811

Loft conversion - £31,975

Build a kitchen extension - £41,811

Hip to gable loft conversion - £41,811

Granny annexe - £86,811

Garden office - £9,811

Convert a Garage - £15,811

Garage - £18,311

Build a flat roof extension - £21,811

Build a dormer loft conversion - £41,811

Concrete foundations - £6,061

Convert a bungalow loft - £28,811

Convert a basement - £35,370