Find a builder to make your building structurally sound

RSJs support your new extension or other construction to ensure that your property is structurally sound. They are crucial parts of your building work that mustn't be ignored, and must be installed by a professional. 

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Install an RSJ cost in Greenwich

Storeyboard

From £2,328

Experienced extension builder ready to quote for your work. Storeyboard is the best extension builder in Greenwich. No obligation free quotes and m...

Storeyboard

From £2,400

Location

Greenwich Greater London, SE10

Storeyboard work on projects of all sizes from outhouses and extensions to full renovations and commercial projects.We offer a complete and bespoke...

Prestige Roofing Limited

From £2,472

Experienced extension builder ready to quote for your work. Prestige Roofing Limited is the best extension builder in Greenwich. No obligation free...

Trafalgar Building Company Limited

From £2,120

Location

Greenwich, SE10

Trusted and professional extension builder in Greenwich. Experienced in all extension buildering work and keeping within budget and on quote. Trafa...

AZC BUILDING SERVICES

From £2,248

Experienced extension builder ready to quote for your work. AZC BUILDING SERVICES is the best extension builder in Greenwich. No obligation free qu...

Island design & Construction Ltd

From £2,632

Island design & Construction Ltd are here to help customers who need an Extension Builder in Greenwich. We offer a competitive rate to complete all...

Demiri Builder Ltd

From £2,416

Our building services company Demiri Builder Ltd has 15 years’ experience in the industry. We have been helping customers in Lewisham and the sur...

Dule Vida Property Design Ltd

From £2,240

Dule Vida Property Design Ltd is a trusted extension builder serving customers in Greenwich and the surrounding area. Contact us to today to get a ...

CG Design and Build LTD.

From £2,104

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

CG Design and Build LTD.

From £2,320

CG Design & Build is a boutique architectural design agency with in-house construction teams, delivering unique one-off residential and commercial...

RSJ cost in Greenwich

Estimates for install an rsj near Greenwich

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Greenwich it ranges from £2,104 (CG Design and Build LTD. based in e14) to £2,632 (Island design & Construction Ltd based in E14).

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 Greenwich by posting a job with HaMuch and we will send it to extension builders in Greenwich.


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Estimates for common extension builder jobs in Greenwich;

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.

More extensions & conversions cost guides...