From £2,024
Relax... you have found a reliable extension builder in Preston. Wilson Design & Build is a friendly and reliable company based in Preston who cons...
From £1,888
Wilson Design & Build is a full service Construction Company dedicated to building and improving residential and commercial structures according to...
From £2,032
Preston, PR2
Need an Extension Builder in Preston? John Towers Builders has been helping local clients (20 mile radius) with their extension buildering jobs for...
From £1,752
Preston, PR1
Comprehensive Property Services is an established and experienced local extension builder in Preston. Please contact us for a free, no obligation q...
From £2,096
Preston, PR2
Need to find an Extension Builder near you for all your extension buildering work?
J.L Noblet provides a local, trusted extension builderin...
From £1,856
Ribble Reclamation is a trusted extension builder serving customers in Preston and the surrounding area. Contact us to today to get a competitive q...
From £1,904
Experienced extension builder ready to quote for your work. DB Joinery & Building Contractors Ltd is the best extension builder in Preston. No obl...
From £1,816
JS Brickwork are here to help customers who need an Extension Builder in Preston. We offer a competitive rate to complete all your extension builde...
From £1,880
Preston, PR2
Phil Marlow Builders is a trusted extension builder serving customers in Preston and the surrounding area. Contact us to today to get a competitive...
From £1,928
Preston, PR2
Need to find an Extension Builder near you for all your extension buildering work?
Bond Joinery & Building provides a local, trusted extens...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Preston it ranges from £1,752 (Comprehensive Property Services based in PR1) to £2,096 (J.L Noblet based in PR2).
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 Preston by posting a job with HaMuch and we will send it to extension builders in Preston.
"RSJ installation" - LEYLAND
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Preston | £30 | £219 |
| Install An RSJ near Penwortham | £30 | £218 |
| Install An RSJ near Fulwood | £31 | £217 |
| Install An RSJ near Bamber Bridge | £30 | £217 |
| Install An RSJ near Leyland | £31 | £223 |
| Install An RSJ near Chorley | £31 | £222 |
| Install An RSJ near Blackburn | £34 | £247 |
| Install An RSJ near Darwen | £34 | £253 |
| Install An RSJ near Lytham St Annes | £28 | £206 |
| Install An RSJ near Accrington | £33 | £245 |
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 - £17,218

Two storey extension - £87,576

Build a timber frame extension - £25,718

Build a swimming pool - £80,718

Single storey extension - £49,352

Side return extension - £38,323

Install an RSJ - £1,918

Outbuilding - £9,718

Build a Mansard loft conversion - £51,718

Loft conversion - £31,103

Build a kitchen extension - £41,718

Hip to gable loft conversion - £41,718

Granny annexe - £86,718

Garden office - £9,718

Convert a Garage - £15,718

Garage - £18,218

Build a flat roof extension - £21,718

Build a dormer loft conversion - £41,718

Concrete foundations - £5,968

Convert a bungalow loft - £28,718

Convert a basement - £34,323