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John Watts
I have been in business for 20years. I like to do a good job. The area covered is mainly mid Devon, I will travel to other areas if required.
GJP BUILDING CONTRACTORS is an established extension buildering business in Mid Devon. We come highly recommended and provide competitive quotes fo...
Need an Extension Builder in Mid Devon? Griffiths Construction has been helping local clients (20 mile radius) with their extension buildering jobs...
Trusted and professional extension builder in Mid Devon. Experienced in all extension buildering work and keeping within budget and on quote. Devon...
From £2,000
Relax... you have found a reliable extension builder in Mid Devon. Out There Living is a friendly and reliable company based in Mid Devon who consi...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Mid Devon it ranges from £1,512 (JOHN WATTS PROPERTY MAINTENANCE based in EX16) to £2,184 (Griffiths Construction based in EX16).
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 Mid Devon by posting a job with HaMuch and we will send it to extension builders in Mid Devon.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Tiverton | £25 | £202 |
| Install An RSJ near Exeter | £27 | £221 |
| Install An RSJ near East Devon | £27 | £221 |
| Install An RSJ near Exmouth | £24 | £210 |
| Install An RSJ near Teignbridge | £27 | £260 |
| Install An RSJ near Newton Abbot | £27 | £236 |
| Install An RSJ near Taunton | £31 | £242 |
| Install An RSJ near Barnstaple | £25 | £196 |
| Install An RSJ near Torquay | £28 | £223 |
| Install An RSJ near Bideford | £22 | £174 |
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 - £17,199

Two storey extension - £87,549

Build a timber frame extension - £25,699

Build a swimming pool - £80,699

Single storey extension - £48,984

Side return extension - £38,116

Install an RSJ - £1,899

Outbuilding - £9,699

Build a Mansard loft conversion - £51,699

Loft conversion - £30,930

Build a kitchen extension - £41,699

Hip to gable loft conversion - £41,699

Granny annexe - £86,699

Garden office - £9,699

Convert a Garage - £15,699

Garage - £18,199

Build a flat roof extension - £21,699

Build a dormer loft conversion - £41,699

Concrete foundations - £5,949

Convert a bungalow loft - £28,699

Convert a basement - £34,116