We send your job to ALL Renfrewshire extension builders
Available extension builders in Renfrewshire reply
Select your affordable Renfrewshire extension builder
Adelphi Design & Construction Ltd is an established and experienced local extension builder in Renfrewshire. Please contact us for a free, no oblig...
Experienced extension builder ready to quote for your work. Glencroft Builders Ltd is the best extension builder in Renfrewshire. No obligation fre...
LOCHNAGAR CONSTRUCTION LTD is a trusted extension builder serving customers in Renfrewshire and the surrounding area. Contact us to today to get a ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
LAKE BUILDERS LTD is an established extension buildering business in Renfrewshire. We come highly recommended and provide competitive quotes for yo...
From £2,384
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,280
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Abbey Services (Scotland) Ltd is a trusted extension builder serving customers in Renfrewshire and the surrounding area. Contact us to today to get...
"Great and reliable service, honest advice and competitive on price" - GLASGOW,reviewed 03/08/17, DAVID SMITH
From £2,512
Passionate about creating special, unique property renovations.

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Renfrewshire it ranges from £1,576 (Glencroft Builders Ltd based in G81) to £2,512 (KFM Developments LTD based in G52).
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 Renfrewshire by posting a job with HaMuch and we will send it to extension builders in Renfrewshire.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Renfrewshire | £35 | £278 |
| Install An RSJ near Johnstone | £35 | £276 |
| Install An RSJ near Paisley | £34 | £259 |
| Install An RSJ near Erskine | £34 | £258 |
| Install An RSJ near Renfrew | £35 | £264 |
| Install An RSJ near Barrhead | £35 | £255 |
| Install An RSJ near Clydebank | £35 | £265 |
| Install An RSJ near Dumbarton | £29 | £232 |
| Install An RSJ near Greenock | £30 | £243 |
| Install An RSJ near Port Glasgow | £32 | £250 |
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 - £17,590

Two storey extension - £88,135

Build a timber frame extension - £26,090

Build a swimming pool - £81,090

Single storey extension - £56,796

Side return extension - £42,510

Install an RSJ - £2,290

Outbuilding - £10,090

Build a Mansard loft conversion - £52,090

Loft conversion - £34,592

Build a kitchen extension - £42,090

Hip to gable loft conversion - £42,090

Granny annexe - £87,090

Garden office - £10,090

Convert a Garage - £16,090

Garage - £18,590

Build a flat roof extension - £22,090

Build a dormer loft conversion - £42,090

Concrete foundations - £6,340

Convert a bungalow loft - £29,090

Convert a basement - £38,510