From £2,144
M C BUILDER (YORKSHIRE) LTD is an established extension buildering business in DN14. We come highly recommended and provide competitive quotes for ...
From £1,752
Marhsall is an established extension buildering business in DN14. We come highly recommended and provide competitive quotes for your work.
From £2,264
Prestine Property Maintenance Services is an established and experienced local extension builder in DN14. Please contact us for a free, no obligati...
From £1,888
Lace Construction Ltd are here to help customers who need an Extension Builder in DN14. We offer a competitive rate to complete all your extension ...
From £1,944
Trusted and professional extension builder in DN14. Experienced in all extension buildering work and keeping within budget and on quote. MERCER PAR...
From £1,912
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,792
S & P Building & Landscaping is an established and experienced local extension builder in DN14. Please contact us for a free, no obligation quote a...
From £2,144
Relax... you have found a reliable extension builder in DN14. Pete Nellis Builder is a friendly and reliable company based in DN14 who consider no ...
From £2,208
Miles Better Construction are here to help customers who need an Extension Builder in DN14. We offer a competitive rate to complete all your extens...
From £2,208
Kev Pipe Builder is an established extension buildering business in DN14. We come highly recommended and provide competitive quotes for your work.<...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DN14 it ranges from £1,752 (Marhsall based in HU15) to £2,264 (Prestine Property Maintenance Services based in YO8).
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 DN14 by posting a job with HaMuch and we will send it to extension builders in DN14.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Goole | £26 | £217 |
| Install An RSJ near Selby | £30 | £240 |
| Install An RSJ near Scunthorpe | £26 | £207 |
| Install An RSJ near Pontefract | £30 | £228 |
| Install An RSJ near Doncaster | £29 | £238 |
| Install An RSJ near Castleford | £30 | £225 |
| Install An RSJ near North Lincolnshire | £28 | £216 |
| Install An RSJ near York | £30 | £229 |
| Install An RSJ near Normanton | £30 | £233 |
| Install An RSJ near Willerby | £29 | £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 - £17,326

Two storey extension - £87,738

Build a timber frame extension - £25,826

Build a swimming pool - £80,826

Single storey extension - £51,512

Side return extension - £39,538

Install an RSJ - £2,026

Outbuilding - £9,826

Build a Mansard loft conversion - £51,826

Loft conversion - £32,115

Build a kitchen extension - £41,826

Hip to gable loft conversion - £41,826

Granny annexe - £86,826

Garden office - £9,826

Convert a Garage - £15,826

Garage - £18,326

Build a flat roof extension - £21,826

Build a dormer loft conversion - £41,826

Concrete foundations - £6,076

Convert a bungalow loft - £28,826

Convert a basement - £35,538