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 £2,312

Last active Nov 26
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WDC LTD T/A

Experienced extension builder ready to quote for your work. WDC LTD T/A is the best extension builder in Canvey Island. No obligation free quotes a...

From £2,048

Last active Nov 26
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Livinston & Son Ltd

Livinston & Son Ltd are here to help customers who need an Extension Builder in Canvey Island. We offer a competitive rate to complete all your ext...

From £2,416

Last active Nov 26
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Fox Conversions Limited

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

From £2,176

Last active Nov 26
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Anglian Preservation

Anglian Preservation is an established and experienced local extension builder in Canvey Island. Please contact us for a free, no obligation quote ...

From £2,208

Last active Nov 26
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Thoroughbuild UK Services Ltd

Frederick Head

Over 35 years experience 

We are Gas Safe registered 

We are Verified

We pride ourselves on great custom...

From £2,560

Last active Nov 26
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Ellis & James Builders Limited

Darren Spencer

Need an Extension Builder in Canvey Island? Ellis & James Builders Limited has been helping local clients (20 mile radius) with their extension bui...

From £2,328

Last active Oct 26
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GAB Design

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

From £2,472

Last active Oct 26
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P OUGHTON BUILDING

P OUGHTON BUILDING is an established and experienced local extension builder in Canvey Island. Please contact us for a free, no obligation quote an...

From £2,376

Last active Sep 26
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Witton & Pearce Builders in Essex

Witton & Pearce Builders in Essex is a trusted extension builder serving customers in Canvey Island and the surrounding area. Contact us to today t...

From £1,656

Last active Sep 26
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Capital Roofing Ltd

Billy Baverstock

Experienced extension builder ready to quote for your work. Capital Roofing Ltd is the best extension builder in Canvey Island. No obligation free ...

RSJ cost in Canvey Island

Estimates for install an rsj near Canvey Island

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Canvey Island it ranges from £1,656 (Capital Roofing Ltd based in SS13) to £2,560 (Ellis & James Builders Limited based in SS17).

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


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Estimates for common extension builder jobs in Canvey Island;

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...