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Axminster, EX13
Need to find an Extension Builder near you for all your extension buildering work?
Axminster Design and Build Limited provides a local, tru...
Axminster, EX13
Experienced extension builder ready to quote for your work. LYME BAY BUILDING CO LTD is the best extension builder in Axminster. No obligation free...
From £2,688
Trusted and professional extension builder in Axminster. Experienced in all extension buildering work and keeping within budget and on quote. Mew D...
From £2,272
Need to find an Extension Builder near you for all your extension buildering work?
CB Construction provides a local, trusted extension buil...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Axminster it ranges from £2,064 (Axminster Design and Build Limited based in EX13) to £2,688 (Mew Developments Ltd based in DT7).
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 Axminster by posting a job with HaMuch and we will send it to extension builders in Axminster.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near East Devon | £27 | £221 |
| Install An RSJ near Taunton | £31 | £242 |
| Install An RSJ near Yeovil | £34 | £294 |
| Install An RSJ near Exmouth | £24 | £210 |
| Install An RSJ near South Somerset | £62 | £270 |
| Install An RSJ near Tiverton | £25 | £202 |
| Install An RSJ near Bridgwater | £30 | £236 |
| Install An RSJ near Exeter | £27 | £221 |
| Install An RSJ near Dorchester | £30 | £230 |
| Install An RSJ near Weymouth | £33 | £260 |
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 - £17,612

Two storey extension - £88,168

Build a timber frame extension - £26,112

Build a swimming pool - £81,112

Single storey extension - £57,240

Side return extension - £42,760

Install an RSJ - £2,312

Outbuilding - £10,112

Build a Mansard loft conversion - £52,112

Loft conversion - £34,800

Build a kitchen extension - £42,112

Hip to gable loft conversion - £42,112

Granny annexe - £87,112

Garden office - £10,112

Convert a Garage - £16,112

Garage - £18,612

Build a flat roof extension - £22,112

Build a dormer loft conversion - £42,112

Concrete foundations - £6,362

Convert a bungalow loft - £29,112

Convert a basement - £38,760