From £1,808
Experienced extension builder ready to quote for your work. Hewitt Design is the best extension builder in LN6. No obligation free quotes and many ...
From £2,064
Need to find an Extension Builder near you for all your extension buildering work?
[email protected] provides a local, trusted extension bu...
From £1,872
Ibcon ltd is an established and experienced local extension builder in LN6. Please contact us for a free, no obligation quote and competitive rates...
From £1,832
Our building services company LN Property Developments Ltd has 30 years of experience in the industry. We help customers in Lincolnshire by providi...
From £3,080
Plastering DRYLINING Through colour Render systems Floor insulation Floor screed Suspended ceilings...
From £1,888
Need an Extension Builder in LN6? LINCOLN ROOFING & BUILDING LTD has been helping local clients (20 mile radius) with their extension buildering jo...
From £1,800
Need to find an Extension Builder near you for all your extension buildering work?
MAHER MILLARD CONSTRUCTION LTD provides a local, trusted...
From £1,832
Your MRH Development Ltd is an established extension buildering business in LN6. We come highly recommended and provide competitive quotes for your...
From £1,856
Experienced extension builder ready to quote for your work. Wade construction ltd is the best extension builder in LN6. No obligation free quotes a...
From £1,720
We care about your home construction project needs as much as you do. We believe in conducting business with honesty, integrity and the highest lev...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in LN6 it ranges from £1,720 (S-M Construction Consultants based in LN4) to £3,080 (J P Wharton Ltd based in LN5).
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 LN6 by posting a job with HaMuch and we will send it to extension builders in LN6.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Lincoln | £31 | £232 |
| Install An RSJ near Newark-on-Trent | £33 | £241 |
| Install An RSJ near Gainsborough | £30 | £234 |
| Install An RSJ near Retford | £31 | £243 |
| Install An RSJ near Bassetlaw | £31 | £243 |
| Install An RSJ near Grantham | £38 | £228 |
| Install An RSJ near Forest Town | £33 | £263 |
| Install An RSJ near Worksop | £33 | £265 |
| Install An RSJ near Mansfield | £33 | £262 |
| Install An RSJ near Mansfield Woodhouse | £33 | £263 |
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 - £17,275

Two storey extension - £87,663

Build a timber frame extension - £25,775

Build a swimming pool - £80,775

Single storey extension - £50,504

Side return extension - £38,971

Install an RSJ - £1,975

Outbuilding - £9,775

Build a Mansard loft conversion - £51,775

Loft conversion - £31,643

Build a kitchen extension - £41,775

Hip to gable loft conversion - £41,775

Granny annexe - £86,775

Garden office - £9,775

Convert a Garage - £15,775

Garage - £18,275

Build a flat roof extension - £21,775

Build a dormer loft conversion - £41,775

Concrete foundations - £6,025

Convert a bungalow loft - £28,775

Convert a basement - £34,971