Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Jatinder Kahlon
Hi, I’m Jatinder. I’m a qualified electrician and gas safe registered professional with 10 years of experience in the trade. We specialise in l...
Building Vision London Ltd is a trusted extension builder serving customers in Thames Ditton and the surrounding area. Contact us to today to get a...
Need to find an Extension Builder near you for all your extension buildering work?
AJ Wells provides a local, trusted extension buildering ...
AG-Renovation Ltd is a trusted extension builder serving customers in Thames Ditton and the surrounding area. Contact us to today to get a competit...
Varda
Need an Extension Builder in Thames Ditton? VA Structures has been helping local clients (10 mile radius) with their extension buildering jobs for ...
Trusted and professional extension builder in Thames Ditton. Experienced in all extension buildering work and keeping within budget and on quote. C...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Albdeco Builders & Decorators Ltd is a trusted extension builder serving customers in Thames Ditton and the surrounding area. Contact us to today t...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Thames Ditton it ranges from £2,136 (Masters Property Services based in SM5) to £2,704 (CSJ Building Services based in SM1).
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 Thames Ditton by posting a job with HaMuch and we will send it to extension builders in Thames Ditton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near West Molesey | £43 | £279 |
| Install An RSJ near Kingston Upon Thames | £43 | £271 |
| Install An RSJ near Richmond Upon Thames | £43 | £274 |
| Install An RSJ near Esher | £43 | £274 |
| Install An RSJ near Elmbridge | £43 | £277 |
| Install An RSJ near Walton-on-Thames | £43 | £277 |
| Install An RSJ near Ewell | £43 | £274 |
| Install An RSJ near Sunbury-on-Thames | £42 | £279 |
| Install An RSJ near Hounslow | £43 | £281 |
| Install An RSJ near Epsom | £43 | £274 |
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 - £17,763

Two storey extension - £88,395

Build a timber frame extension - £26,263

Build a swimming pool - £81,263

Single storey extension - £60,264

Side return extension - £44,461

Install an RSJ - £2,463

Outbuilding - £10,263

Build a Mansard loft conversion - £52,263

Loft conversion - £36,218

Build a kitchen extension - £42,263

Hip to gable loft conversion - £42,263

Granny annexe - £87,263

Garden office - £10,263

Convert a Garage - £16,263

Garage - £18,763

Build a flat roof extension - £22,263

Build a dormer loft conversion - £42,263

Concrete foundations - £6,513

Convert a bungalow loft - £29,263

Convert a basement - £40,461