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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From £2,288

Last active Oct 26
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Reid Carpentry & Construction

Reid Carpentry & Construction is an established and experienced local extension builder in Essex. Please contact us for a free, no obligation quote...

From £2,344

Last active Oct 26
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BOWIE CONSTRUCTION LTD

BOWIE CONSTRUCTION LTD is a trusted extension builder serving customers in Essex and the surrounding area. Contact us to today to get a competitive...

From £3,560

Last active Aug 26
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ALLIED BUILDING ASSOCIATES LTD

Experienced extension builder ready to quote for your work. ALLIED BUILDING ASSOCIATES LTD is the best extension builder in Essex. No obligation fr...

From £2,280

Last active Dec 25
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Essex Roofing Ltd

Essex Roofing Ltd is an established and experienced local extension builder in Essex. Please contact us for a free, no obligation quote and competi...

From £2,336

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O G Conversions

O G Conversions is an established and experienced local extension builder in Essex. Please contact us for a free, no obligation quote and competiti...

From £2,168

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ENVIRON CONSTRUCTION

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

From £2,416

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DEBRAY BUILDERS

Trusted and professional extension builder in Essex. Experienced in all extension buildering work and keeping within budget and on quote. DEBRAY BU...

RSJ cost in Essex

Estimates for install an rsj near Essex

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Essex it ranges from £2,168 (ENVIRON CONSTRUCTION based in CB11) to £3,560 (ALLIED BUILDING ASSOCIATES LTD based in CB22).

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


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Estimates for common extension builder jobs in Essex;

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...