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 £2,328

Last active Nov 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 £2,416

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 £2,264

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 SS8. No obligation free quotes a...

From £2,032

Last active Apr 26
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Rubik Homes Ltd

Rubik Homes Ltd is an established extension buildering business in SS8. We come highly recommended and provide competitive quotes for your work.

From £2,264

Last active Feb 26
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STEVE HUGGINS BUILDING CONTRAC

STEVE HUGGINS BUILDING CONTRAC is an established extension buildering business in SS8. We come highly recommended and provide competitive quotes fo...

From £2,104

Last active Dec 25
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CEDAR CONSTRUCTION (UK) LTD

CEDAR CONSTRUCTION (UK) LTD is an established and experienced local extension builder in SS8. Please contact us for a free, no obligation quote and...

From £2,024

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Sylo Construction Limited

Trusted and professional extension builder in SS8. Experienced in all extension buildering work and keeping within budget and on quote. Sylo Constr...

From £2,408

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J A G Construction Southeast Ltd

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

J A G Construction Southeast Ltd provides a local, trust...

From £2,032

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JBZ BUILDING

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

JBZ BUILDING provides a local, trusted extension builder...

From £2,400

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Top Rooms Loft

Need an Extension Builder in SS8? Top Rooms Loft has been helping local clients (20 mile radius) with their extension buildering jobs for many year...

RSJ cost in SS8

Estimates for install an rsj near SS8

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SS8 it ranges from £2,024 (Sylo Construction Limited based in SS8) 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 SS8 by posting a job with HaMuch and we will send it to extension builders in SS8.


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Estimates for common extension builder jobs in SS8;

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...