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 £2,320

Last active Nov 26
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Mobile Services

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

Mobile Services provides a local, trusted extension buil...

From £1,952

Last active Nov 26
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Steve Lovett Builders

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

From £2,160

Last active Nov 26
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ROB DINE CONSTRUCTION

ROB DINE CONSTRUCTION is an established and experienced local extension builder in SO14. Please contact us for a free, no obligation quote and comp...

From £2,168

Last active Nov 26
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Andy's Building Services

Trusted and professional extension builder in SO14. Experienced in all extension buildering work and keeping within budget and on quote. Andy's Bui...

From £2,392

Last active Oct 26
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AAConcepts

Arshad Ali

We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...

From £2,336

Last active Oct 26
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Claytons Building and Roofing

Claytons Building and Roofing are here to help customers who need an Extension Builder in SO14. We offer a competitive rate to complete all your ex...

From £2,184

Last active Jul 26
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T & S Construction

Need an Extension Builder in SO14? T & S Construction has been helping local clients (20 mile radius) with their extension buildering jobs for many...

From £2,280

Last active Nov 25
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Shay building LTD

Shy Browm

Experienced extension builder ready to quote for your work. Shay building LTD is the best extension builder in SO14. No obligation free quotes and ...

From £2,840

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LED Electrical Services

Scott Shrimpton

Need an Extension Builder in SO14? LED Electrical Services has been helping local clients (20 mile radius) with their extension buildering jobs for...

From £2,168

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LG PLANNING LIMITED

Trusted and professional extension builder in SO14. Experienced in all extension buildering work and keeping within budget and on quote. LG PLANNIN...

RSJ cost in SO14

Estimates for install an rsj near SO14

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SO14 it ranges from £1,952 (Steve Lovett Builders based in SO18) to £2,840 (LED Electrical Services based in SO18).

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 SO14 by posting a job with HaMuch and we will send it to extension builders in SO14.


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Estimates for common extension builder jobs in SO14;

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...