From £2,464
Need an Extension Builder in Long Ditton? Lime Showrooms Ltd. has been helping local clients (10 mile radius) with their extension buildering jobs ...
From £2,368
Need to find an Extension Builder near you for all your extension buildering work?
Leith All Building & Decorating provides a local, truste...
From £2,312
Trusted and professional extension builder in Long Ditton. Experienced in all extension buildering work and keeping within budget and on quote. Emi...
From £2,336
Trusted and professional extension builder in Long Ditton. Experienced in all extension buildering work and keeping within budget and on quote. Act...
From £2,520
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,552
We are a London based Design & Build construction company offering the following :Property Extensions and Major RenovationsBespoke Kitchens - Desig...
From £2,704
Need to find an Extension Builder near you for all your extension buildering work?
V&Co. provides a local, trusted extension buildering ser...
From £2,272
P L CONTRACTORS DESIGN & BUILD is a trusted extension builder serving customers in Long Ditton and the surrounding area. Contact us to today to get...
From £2,296
Experienced extension builder ready to quote for your work. Martini Building Contractors is the best extension builder in Long Ditton. No obligatio...
From £2,592
solaes construction is an established extension buildering business in Long Ditton. We come highly recommended and provide competitive quotes for y...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Long Ditton it ranges from £2,272 (P L CONTRACTORS DESIGN & BUILD based in KT1) to £2,704 (V&Co. based in KT6).
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 Long Ditton by posting a job with HaMuch and we will send it to extension builders in Long Ditton.
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 - £17,742

Two storey extension - £88,362

Build a timber frame extension - £26,242

Build a swimming pool - £81,242

Single storey extension - £59,832

Side return extension - £44,218

Install an RSJ - £2,442

Outbuilding - £10,242

Build a Mansard loft conversion - £52,242

Loft conversion - £36,015

Build a kitchen extension - £42,242

Hip to gable loft conversion - £42,242

Granny annexe - £87,242

Garden office - £10,242

Convert a Garage - £16,242

Garage - £18,742

Build a flat roof extension - £22,242

Build a dormer loft conversion - £42,242

Concrete foundations - £6,492

Convert a bungalow loft - £29,242

Convert a basement - £40,218