From £1,672
Trusted and professional extension builder in Stoneycroft. Experienced in all extension buildering work and keeping within budget and on quote. Jon...
From £1,872
J.M.C Building Services is a trusted extension builder serving customers in Stoneycroft and the surrounding area. Contact us to today to get a comp...
From £2,232
Tong Building & Joinery Ltd are here to help customers who need an Extension Builder in Stoneycroft. We offer a competitive rate to complete all yo...
From £2,256
AJ Solutions is an established extension buildering business in Stoneycroft. We come highly recommended and provide competitive quotes for your wor...
From £2,176
Nathan Thomas Plumbing is an established extension buildering business in Stoneycroft. We come highly recommended and provide competitive quotes fo...
From £1,808
Relax... you have found a reliable extension builder in Stoneycroft. R A C Gas is a friendly and reliable company based in Stoneycroft who consider...
From £1,896
G P Roofing & Building Service is a trusted extension builder serving customers in Stoneycroft and the surrounding area. Contact us to today to get...
From £1,992
EBI BUILDING RENOVATIONS is a trusted extension builder serving customers in Stoneycroft and the surrounding area. Contact us to today to get a com...
From £1,888
Experienced extension builder ready to quote for your work. BURGHWOOD CONSTRUCTION LTD is the best extension builder in Stoneycroft. No obligation ...
From £1,904
Need an Extension Builder in Stoneycroft? MIDDLETON CONSTRUCTION (NW)LTD has been helping local clients (20 mile radius) with their extension build...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Stoneycroft it ranges from £1,672 (Jones Landscaping based in L30) to £2,256 (AJ Solutions based in CH1).
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 Stoneycroft by posting a job with HaMuch and we will send it to extension builders in Stoneycroft.
"Install an RSJ" - L36, job posted 01/01/70
"RSJ installation" - LIVERPOOL, job posted 04/09/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Liverpool | £31 | £222 |
| Install An RSJ near Bootle | £32 | £223 |
| Install An RSJ near Huyton with Roby | £31 | £225 |
| Install An RSJ near Knowsley | £31 | £222 |
| Install An RSJ near Kirkby | £31 | £223 |
| Install An RSJ near Prescot | £31 | £223 |
| Install An RSJ near Wallasey | £32 | £224 |
| Install An RSJ near Birkenhead | £31 | £219 |
| Install An RSJ near Bebington | £31 | £222 |
| Install An RSJ near Crosby | £33 | £222 |
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 - £17,270

Two storey extension - £87,654

Build a timber frame extension - £25,770

Build a swimming pool - £80,770

Single storey extension - £50,392

Side return extension - £38,908

Install an RSJ - £1,970

Outbuilding - £9,770

Build a Mansard loft conversion - £51,770

Loft conversion - £31,590

Build a kitchen extension - £41,770

Hip to gable loft conversion - £41,770

Granny annexe - £86,770

Garden office - £9,770

Convert a Garage - £15,770

Garage - £18,270

Build a flat roof extension - £21,770

Build a dormer loft conversion - £41,770

Concrete foundations - £6,020

Convert a bungalow loft - £28,770

Convert a basement - £34,908