Relax... you have found a reliable extension builder in Wirral. A.B Building Services Ltd is a friendly and reliable company based in Wirral who co...
Robuild - Waterwise is an established extension buildering business in Wirral. We come highly recommended and provide competitive quotes for your w...
Need an Extension Builder in Wirral? PK.Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Sean Mooney
SJBuild Ltd is an established and experienced local extension builder in Wirral. Please contact us for a free, no obligation quote and competitive ...
Wirral, CH46
Trusted and professional extension builder in Wirral. Experienced in all extension buildering work and keeping within budget and on quote. DW Brick...
Need to find an Extension Builder near you for all your extension buildering work?
S.L.P Property Maintenance provides a local, trusted ext...
Danny Anderson
Danny Anderson Builder is an established extension buildering business in Wirral. We come highly recommended and provide competitive quotes for you...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
J.M.C Building Services is a trusted extension builder serving customers in Wirral and the surrounding area. Contact us to today to get a competiti...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Wirral it ranges from £1,592 (SJBuild Ltd based in CH63) to £2,152 (R J Property Maintenance & Repair based in CH63).
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 Wirral by posting a job with HaMuch and we will send it to extension builders in Wirral.
"RSJ installation" - WIRRAL, job posted 12/03/24
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Wirral | £31 | £219 |
| Install An RSJ near Birkenhead | £31 | £219 |
| Install An RSJ near Bebington | £31 | £222 |
| Install An RSJ near Wallasey | £32 | £224 |
| Install An RSJ near Heswall | £30 | £213 |
| Install An RSJ near Liverpool | £31 | £222 |
| Install An RSJ near Bootle | £32 | £224 |
| Install An RSJ near Crosby | £33 | £223 |
| Install An RSJ near Sefton | £33 | £221 |
| Install An RSJ near Ellesmere Port | £31 | £214 |
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 - £17,245

Two storey extension - £87,617

Build a timber frame extension - £25,745

Build a swimming pool - £80,745

Single storey extension - £49,896

Side return extension - £38,629

Install an RSJ - £1,945

Outbuilding - £9,745

Build a Mansard loft conversion - £51,745

Loft conversion - £31,358

Build a kitchen extension - £41,745

Hip to gable loft conversion - £41,745

Granny annexe - £86,745

Garden office - £9,745

Convert a Garage - £15,745

Garage - £18,245

Build a flat roof extension - £21,745

Build a dormer loft conversion - £41,745

Concrete foundations - £5,995

Convert a bungalow loft - £28,745

Convert a basement - £34,629