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 £2,232

Last active Nov 26
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Tong Building & Joinery Ltd

Andy Tong

Tong Building & Joinery Ltd are here to help customers who need an Extension Builder in Cheshire. We offer a competitive rate to complete all your ...

From £2,256

Last active Oct 26
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AJ Solutions

AJ Solutions is an established extension buildering business in Cheshire. We come highly recommended and provide competitive quotes for your work.<...

From £1,896

Last active Sep 26
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G P Roofing & Building Service

Gary Parkinson

G P Roofing & Building Service is a trusted extension builder serving customers in Cheshire and the surrounding area. Contact us to today to get a ...

From £1,904

Last active Sep 26
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MIDDLETON CONSTRUCTION (NW)LTD

Need an Extension Builder in Cheshire? MIDDLETON CONSTRUCTION (NW)LTD has been helping local clients (20 mile radius) with their extension builderi...

From £1,968

Last active Sep 26
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A WALL BUILDING CONTRACTOR

A WALL BUILDING CONTRACTOR are here to help customers who need an Extension Builder in Cheshire. We offer a competitive rate to complete all your e...

From £1,784

Last active Sep 26
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Matthew Hannigan Garage Doors

Experienced extension builder ready to quote for your work. Matthew Hannigan Garage Doors is the best extension builder in Cheshire. No obligation ...

From £1,848

Last active Sep 26
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P WALKER JOINERY & BUILDING

Need an Extension Builder in Cheshire? P WALKER JOINERY & BUILDING has been helping local clients (20 mile radius) with their extension buildering ...

From £1,816

Last active Feb 26
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ABBOTT BUILDING LTD

Need an Extension Builder in Cheshire? ABBOTT BUILDING LTD has been helping local clients (20 mile radius) with their extension buildering jobs for...

From £2,128

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K C MASSEY CONSTRUCTION LTD

Trusted and professional extension builder in Cheshire. Experienced in all extension buildering work and keeping within budget and on quote. K C MA...

From £1,800

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Zibi Home & Garden Services

Zbigniew Grzeszczyk

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

Zibi Home & Garden Services provides a local, trusted ex...

RSJ cost in Cheshire

Estimates for install an rsj near Cheshire

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Cheshire it ranges from £1,784 (Matthew Hannigan Garage Doors based in CH2) to £2,256 (AJ Solutions based in CH1).

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


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Estimates for common extension builder jobs in Cheshire;

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...