From £2,152
Experienced extension builder ready to quote for your work. COMPLETE BUILDING SERVICES LTD is the best extension builder in Ottery St Mary. No obli...
From £1,672
Been installing fascia soffits for over twenty years i profide a very good service
From £1,688
GJP BUILDING CONTRACTORS is an established extension buildering business in Ottery St Mary. We come highly recommended and provide competitive quot...
From £2,112
Need an Extension Builder in Ottery St Mary? KPM GROUNDWORKS & CONSTRUCTION has been helping local clients (20 mile radius) with their extension bu...
From £2,064
Need to find an Extension Builder near you for all your extension buildering work?
Axminster Design and Build Limited provides a local, tru...
From £2,264
Karesa Developments Ltd is a trusted extension builder serving customers in Ottery St Mary and the surrounding area. Contact us to today to get a c...
From £1,920
Relax... you have found a reliable extension builder in Ottery St Mary. Chris Field General Builder is a friendly and reliable company based in Ott...
From £2,224
Trusted and professional extension builder in Ottery St Mary. Experienced in all extension buildering work and keeping within budget and on quote. ...
From £1,512
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.
From £2,184
Need an Extension Builder in Ottery St Mary? Griffiths Construction has been helping local clients (20 mile radius) with their extension buildering...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Ottery St Mary it ranges from £1,512 (JOHN WATTS PROPERTY MAINTENANCE based in EX16) to £2,264 (Karesa Developments Ltd based in TA21).
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 Ottery St Mary by posting a job with HaMuch and we will send it to extension builders in Ottery St Mary.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near East Devon | £27 | £221 |
| Install An RSJ near Exmouth | £24 | £210 |
| Install An RSJ near Exeter | £27 | £221 |
| Install An RSJ near Tiverton | £25 | £202 |
| Install An RSJ near Teignbridge | £27 | £260 |
| Install An RSJ near Taunton | £31 | £242 |
| Install An RSJ near Newton Abbot | £27 | £236 |
| Install An RSJ near Torquay | £28 | £223 |
| Install An RSJ near Torbay | £27 | £223 |
| Install An RSJ near Paignton | £27 | £222 |
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 - £17,279

Two storey extension - £87,669

Build a timber frame extension - £25,779

Build a swimming pool - £80,779

Single storey extension - £50,584

Side return extension - £39,016

Install an RSJ - £1,979

Outbuilding - £9,779

Build a Mansard loft conversion - £51,779

Loft conversion - £31,680

Build a kitchen extension - £41,779

Hip to gable loft conversion - £41,779

Granny annexe - £86,779

Garden office - £9,779

Convert a Garage - £15,779

Garage - £18,279

Build a flat roof extension - £21,779

Build a dormer loft conversion - £41,779

Concrete foundations - £6,029

Convert a bungalow loft - £28,779

Convert a basement - £35,016