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 Westcliff-on-sea. No obligation free quote...

From £2,048

Last active Nov 26
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Livinston & Son Ltd

Location

Westcliff-on-sea, SS0

Livinston & Son Ltd are here to help customers who need an Extension Builder in Westcliff-on-sea. We offer a competitive rate to complete all your ...

From £2,176

Last active Nov 26
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Anglian Preservation

Location

Westcliff-on-sea, SS0

Anglian Preservation is an established and experienced local extension builder in Westcliff-on-sea. Please contact us for a free, no obligation quo...

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 £2,208

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 £2,328

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 £1,920

Last active Sep 26
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JLS Building Services

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

JLS Building Services provides a local, trusted extensio...

From £2,152

Last active Aug 26
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CONCORD BUILDERS LIMITED

Need an Extension Builder in Westcliff-on-sea? CONCORD BUILDERS LIMITED has been helping local clients (20 mile radius) with their extension builde...

From £2,264

Last active Jun 26
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HIGHLAND CONSTRUCTION

Experienced extension builder ready to quote for your work. HIGHLAND CONSTRUCTION is the best extension builder in Westcliff-on-sea. No obligation ...

From £1,472

Last active Jun 26
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Royal Roofing & building contractors

Swaylie Cooper

Royal Roofing & building contractors is an established and experienced local extension builder in Westcliff-on-sea. Please contact us for a free, ...

RSJ cost in Westcliff-on-sea

Estimates for install an rsj near Westcliff-on-sea

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Westcliff-on-sea it ranges from £1,472 (Royal Roofing & building contractors based in SS12) to £2,416 (Fox Conversions Limited based in SS7).

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 Westcliff-on-sea by posting a job with HaMuch and we will send it to extension builders in Westcliff-on-sea.


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Estimates for common extension builder jobs in Westcliff-on-sea;

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...