From £2,080
Relax... you have found a reliable extension builder in PL3. M D C Building Services is a friendly and reliable company based in PL3 who consider n...
From £2,392
S&A Developments is a trusted extension builder serving customers in PL3 and the surrounding area. Contact us to today to get a competitive quote f...
From £1,680
Need to find an Extension Builder near you for all your extension buildering work?
Donovan Construction provides a local, trusted extensio...
From £2,120
A.R.T Construction is a trusted extension builder serving customers in PL3 and the surrounding area. Contact us to today to get a competitive quote...
From £2,400
Keith Elliott Construction is an established extension buildering business in PL3. We come highly recommended and provide competitive quotes for yo...
From £1,912
Trusted and professional extension builder in PL3. Experienced in all extension buildering work and keeping within budget and on quote. Steve Laund...
From £2,280
A Star Construction (SW) Building & Maintenance are here to help customers who need an Extension Builder in PL3. We offer a competitive rate to com...
From £1,968
Need an Extension Builder in PL3? NCN Building & Maintenance Ltd has been helping local clients (20 mile radius) with their extension buildering jo...
From £2,216
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,048
A Rated Builders is an established and experienced local extension builder in PL3. Please contact us for a free, no obligation quote and competitiv...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in PL3 it ranges from £1,680 (Donovan Construction based in PL6) to £2,400 (Keith Elliott Construction based in PL1).
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 PL3 by posting a job with HaMuch and we will send it to extension builders in PL3.
"RSJ installation" - PLYMOUTH, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Plymouth | £30 | £230 |
| Install An RSJ near Paignton | £27 | £222 |
| Install An RSJ near Newton Abbot | £27 | £236 |
| Install An RSJ near Teignbridge | £27 | £260 |
| Install An RSJ near Torbay | £27 | £223 |
| Install An RSJ near Torquay | £28 | £223 |
| Install An RSJ near St Austell | £38 | £245 |
| Install An RSJ near Exeter | £27 | £221 |
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 - £17,410

Two storey extension - £87,864

Build a timber frame extension - £25,910

Build a swimming pool - £80,910

Single storey extension - £53,192

Side return extension - £40,483

Install an RSJ - £2,110

Outbuilding - £9,910

Build a Mansard loft conversion - £51,910

Loft conversion - £32,903

Build a kitchen extension - £41,910

Hip to gable loft conversion - £41,910

Granny annexe - £86,910

Garden office - £9,910

Convert a Garage - £15,910

Garage - £18,410

Build a flat roof extension - £21,910

Build a dormer loft conversion - £41,910

Concrete foundations - £6,160

Convert a bungalow loft - £28,910

Convert a basement - £36,483