From £2,056
We are building contractors specialising in building extensions & Dormer Conversion. With some general building work.
From £1,848
Hamilton, LE5
FALCON BUILDERS is a trusted extension builder serving customers in Hamilton and the surrounding area. Contact us to today to get a competitive quo...
From £3,528
SCL (UK) Ltd is a trusted extension builder serving customers in Hamilton and the surrounding area. Contact us to today to get a competitive quote ...
From £1,736
Need an Extension Builder in Hamilton? KMG BUILDERS has been helping local clients (20 mile radius) with their extension buildering jobs for many y...
From £1,864
Need to find an Extension Builder near you for all your extension buildering work?
DAVIES BUILDERS LTD provides a local, trusted extension ...
From £1,920
Clarendon Carpentry Loft Conversions is an established extension buildering business in Hamilton. We come highly recommended and provide competitiv...
From £1,904
Need to find an Extension Builder near you for all your extension buildering work?
LYMINSTER CONSTRUCTION LTD provides a local, trusted ext...
From £2,032
Need to find an Extension Builder near you for all your extension buildering work?
Brad Builders provides a local, trusted extension builde...
From £1,944
Relax... you have found a reliable extension builder in Hamilton. Ralston Properties ltd is a friendly and reliable company based in Hamilton who c...
From £2,040
Budding Oaks Landscape Design Reliable. Efficient. Designed Around You. At Budding Oaks Landscape Design, we’re more than a landscap...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Hamilton it ranges from £1,736 (KMG BUILDERS based in LE4) to £3,528 (SCL (UK) Ltd based in LE4).
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 Hamilton by posting a job with HaMuch and we will send it to extension builders in Hamilton.
"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 Hamilton | £29 | £216 |
| Install An RSJ near Oadby | £28 | £211 |
| Install An RSJ near Leicester | £29 | £216 |
| Install An RSJ near Wigston | £28 | £214 |
| Install An RSJ near Charnwood | £32 | £245 |
| Install An RSJ near Loughborough | £32 | £262 |
| Install An RSJ near Melton Mowbray | £31 | £222 |
| Install An RSJ near Coalville | £32 | £238 |
| Install An RSJ near Market Harborough | £31 | £217 |
| Install An RSJ near Hinckley | £29 | £224 |
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 - £17,387

Two storey extension - £87,831

Build a timber frame extension - £25,887

Build a swimming pool - £80,887

Single storey extension - £52,744

Side return extension - £40,231

Install an RSJ - £2,087

Outbuilding - £9,887

Build a Mansard loft conversion - £51,887

Loft conversion - £32,693

Build a kitchen extension - £41,887

Hip to gable loft conversion - £41,887

Granny annexe - £86,887

Garden office - £9,887

Convert a Garage - £15,887

Garage - £18,387

Build a flat roof extension - £21,887

Build a dormer loft conversion - £41,887

Concrete foundations - £6,137

Convert a bungalow loft - £28,887

Convert a basement - £36,231