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Need an Extension Builder in LS8? Watertight Roofing Leeds has been helping local clients (20 mile radius) with their extension buildering jobs for...
Trusted and professional extension builder in LS8. Experienced in all extension buildering work and keeping within budget and on quote. Fearnville ...
Experienced extension builder ready to quote for your work. J W Building Services is the best extension builder in LS8. No obligation free quotes a...
Need an Extension Builder in LS8? D & D Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
Trusted and professional extension builder in LS8. Experienced in all extension buildering work and keeping within budget and on quote. NE BUILDING...
From £2,008
Relax... you have found a reliable extension builder in LS8. Hoqs Construction is a friendly and reliable company based in LS8 who consider no job ...
From £1,984
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,904
Our building services company Inspired Builds was established in 2020, but collectively have over 35 years of experience, providing professional, t...
From £2,136
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
From £2,144
We are a Leeds based design and build building and property development firm. We specialize in property renovation/restoration, but also have much ...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in LS8 it ranges from £1,832 (Fearnville Driveways based in LS8) to £2,144 (D & D Builders based in LS7).
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 LS8 by posting a job with HaMuch and we will send it to extension builders in LS8.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Chapeltown | £30 | £232 |
| Install An RSJ near Leeds | £31 | £236 |
| Install An RSJ near Beeston | £31 | £236 |
| Install An RSJ near Rothwell | £30 | £230 |
| Install An RSJ near Morley | £31 | £239 |
| Install An RSJ near Pudsey | £30 | £227 |
| Install An RSJ near Batley | £32 | £239 |
| Install An RSJ near Normanton | £30 | £233 |
| Install An RSJ near Castleford | £30 | £225 |
| Install An RSJ near Wakefield | £31 | £240 |
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 - £17,331

Two storey extension - £87,747

Build a timber frame extension - £25,831

Build a swimming pool - £80,831

Single storey extension - £51,624

Side return extension - £39,601

Install an RSJ - £2,031

Outbuilding - £9,831

Build a Mansard loft conversion - £51,831

Loft conversion - £32,168

Build a kitchen extension - £41,831

Hip to gable loft conversion - £41,831

Granny annexe - £86,831

Garden office - £9,831

Convert a Garage - £15,831

Garage - £18,331

Build a flat roof extension - £21,831

Build a dormer loft conversion - £41,831

Concrete foundations - £6,081

Convert a bungalow loft - £28,831

Convert a basement - £35,601