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.  To see prices and availability for your job click green button.

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Install an RSJ cost in Kent - Sort by rates or availability

From £2,576

Last active Oct 26
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Saintflexs

Julian Cafun

Need an Extension Builder in Kent? Saintflexs has been helping local clients (10 mile radius) with their extension buildering jobs for many years....

From £2,384

Last active Oct 26
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Our Builders Ltd

Max Dixon

We are a construction company specialising in all aspects of building works, loft construction Extension complete home renovation, structural ...

From £2,552

Last active Oct 26
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R Tredget & Son

R Tredget & Son are here to help customers who need an Extension Builder in Kent. We offer a competitive rate to complete all your extension builde...

From £2,816

Last active Oct 26
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HOUSE BUILDING SERVICES LIMITED

Tommy House

HOUSE BUILDING SERVICES LIMITED is a trusted extension builder serving customers in Kent and the surrounding area. Contact us to today to get a com...

From £2,352

Last active Oct 26
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J&S WALLINGTON LIMITED

We provide our clients with excellent service and quality. Whether you are looking to extend or upgrade, our professional team has the skills and e...

From £2,328

Last active Oct 26
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JPRMS Ltd

Relax... you have found a reliable extension builder in Kent. JPRMS Ltd is a friendly and reliable company based in Kent who consider no job as too...

From £2,264

Last active Oct 26
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Hyde Building Ltd

Lee

Hyde Building Ltd are here to help customers who need an Extension Builder in Kent. We offer a competitive rate to complete all your extension buil...

From £2,288

Last active Sep 26
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AM Builder

Trusted and professional extension builder in Kent. Experienced in all extension buildering work and keeping within budget and on quote. AM Builder...

From £2,448

Last active Sep 26
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PFM General Building Services Ltd

Philip Boateg

Need to find an Extension Builder near you for all your extension buildering work?

PFM General Building Services Ltd provides a local, trus...

From £2,416

Last active Sep 26
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Liviu Toma

Experienced extension builder ready to quote for your work. Liviu Toma is the best extension builder in Kent. No obligation free quotes and many ha...

RSJ cost in Kent

Estimates for install an rsj near Kent

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Kent it ranges from £2,264 (Hyde Building Ltd based in DA2) to £2,816 (HOUSE BUILDING SERVICES LIMITED based in DA16).

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


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Bexley£42£265
Install An RSJ near Dartford£41£265
Install An RSJ near Bromley£43£268
Install An RSJ near Northfleet£41£261
Install An RSJ near Sevenoaks£38£234
Install An RSJ near Grays£41£261
Install An RSJ near South Ockendon£42£264
Install An RSJ near Lewisham£43£268
Install An RSJ near Gravesend£40£260
Install An RSJ near Greenwich£44£268

Estimates for common extension builder jobs in Kent;

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...