From £2,240
From building preservation to extensions in Grimsby, we have the skills and experience you need. We undertake a very wide selection of wor...
From £1,976
Need an Extension Builder in DN41? A F Beckett has been helping local clients (20 mile radius) with their extension buildering jobs for many years....
From £2,656
Need to find an Extension Builder near you for all your extension buildering work?
One Stop Building and Property Solutions Ltd provides a ...
From £1,952
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,168
Relax... you have found a reliable extension builder in DN41. APPLEWOOD JOINERS&BUILDERS LTD is a friendly and reliable company based in DN41 who c...
From £2,048
Dan's News youth club is an established and experienced local extension builder in DN41. Please contact us for a free, no obligation quote and comp...
From £1,888
JAK SITE SERVICES LIMITIED is an established extension buildering business in DN41. We come highly recommended and provide competitive quotes for y...
From £1,816
Need an Extension Builder in DN41? S.E.S Services has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...
From £2,256
Patchett's Property Solutions & Management is an established and experienced local extension builder in DN41. Please contact us for a free, no obli...
From £1,808
RB Building Services is an established extension buildering business in DN41. We come highly recommended and provide competitive quotes for your wo...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DN41 it ranges from £1,808 (RB Building Services based in HU3) to £2,656 (One Stop Building and Property Solutions Ltd based in DN37).
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 DN41 by posting a job with HaMuch and we will send it to extension builders in DN41.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near North East Lincolnshire | £32 | £246 |
| Install An RSJ near Grimsby | £32 | £246 |
| Install An RSJ near Cleethorpes | £32 | £246 |
| Install An RSJ near Hull | £29 | £223 |
| Install An RSJ near North Lincolnshire | £28 | £216 |
| Install An RSJ near Willerby | £29 | £221 |
| Install An RSJ near Scunthorpe | £26 | £207 |
| Install An RSJ near East Riding | £29 | £223 |
| Install An RSJ near Beverley | £29 | £223 |
| Install An RSJ near East Lindsey | £27 | £198 |
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 - £17,381

Two storey extension - £87,821

Build a timber frame extension - £25,881

Build a swimming pool - £80,881

Single storey extension - £52,616

Side return extension - £40,159

Install an RSJ - £2,081

Outbuilding - £9,881

Build a Mansard loft conversion - £51,881

Loft conversion - £32,633

Build a kitchen extension - £41,881

Hip to gable loft conversion - £41,881

Granny annexe - £86,881

Garden office - £9,881

Convert a Garage - £15,881

Garage - £18,381

Build a flat roof extension - £21,881

Build a dormer loft conversion - £41,881

Concrete foundations - £6,131

Convert a bungalow loft - £28,881

Convert a basement - £36,159