R L Hinman Builder is an established and experienced local extension builder in Mablethorpe. Please contact us for a free, no obligation quote and ...
From £1,784
Trusted and professional extension builder in Mablethorpe. Experienced in all extension buildering work and keeping within budget and on quote. A J...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Mablethorpe it ranges from £1,776 (R L Hinman Builder based in LN11) to £1,784 (A J REESON BUILDER based in LN13).
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 Mablethorpe by posting a job with HaMuch and we will send it to extension builders in Mablethorpe.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near East Lindsey | £27 | £198 |
| Install An RSJ near Cleethorpes | £32 | £246 |
| Install An RSJ near North East Lincolnshire | £32 | £246 |
| Install An RSJ near Grimsby | £32 | £246 |
| Install An RSJ near Boston | £28 | £262 |
| Install An RSJ near Hull | £29 | £223 |
| 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 - £17,080

Two storey extension - £87,370

Build a timber frame extension - £25,580

Build a swimming pool - £80,580

Single storey extension - £46,600

Side return extension - £36,775

Install an RSJ - £1,780

Outbuilding - £9,580

Build a Mansard loft conversion - £51,580

Loft conversion - £29,813

Build a kitchen extension - £41,580

Hip to gable loft conversion - £41,580

Granny annexe - £86,580

Garden office - £9,580

Convert a Garage - £15,580

Garage - £18,080

Build a flat roof extension - £21,580

Build a dormer loft conversion - £41,580

Concrete foundations - £5,830

Convert a bungalow loft - £28,580

Convert a basement - £32,775