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 £1,808

Last active Nov 26
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MK Builders

Need an Extension Builder in M8? MK Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many years. G...

From £1,920

Last active Nov 26
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McClean Builders

McClean Builders are here to help customers who need an Extension Builder in M8. We offer a competitive rate to complete all your extension builder...

From £2,168

Last active Nov 26
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phoenix builders

phoenix builders is a trusted extension builder serving customers in M8 and the surrounding area. Contact us to today to get a competitive quote fo...

From £2,088

Last active Oct 26
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Advanced Builders & Roofers

Experienced extension builder ready to quote for your work. Advanced Builders & Roofers is the best extension builder in M8. No obligation free quo...

From £1,968

Last active Sep 26
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B R M S

Trusted and professional extension builder in M8. Experienced in all extension buildering work and keeping within budget and on quote. B R M S have...

From £2,000

Last active Aug 26
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Silkrise Construction

Our building services company Silkrise Construction have ten years’ experience and have been helping customers in Manchester and the surrounding ...

From £2,184

Last active Aug 26
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Wholesale Clothing

A wholesale shopping is an individual with a huge number of followers related to fashion and has the ability to influence the thought and purchase ...

From £1,816

Last active Jul 26
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BRICKSTONE CONSTRUCTION LTD

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

BRICKSTONE CONSTRUCTION LTD provides a local, trusted ex...

From £1,808

Last active Mar 26
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MyDestigo

Scaria Mathew

Experienced extension builder ready to quote for your work. MyDestigo is the best extension builder in M8. No obligation free quotes and many happy...

From £1,904

Last active Mar 26
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Cjl Brickwork

Cjl Brickwork are here to help customers who need an Extension Builder in M8. We offer a competitive rate to complete all your extension buildering...

RSJ cost in M8

Estimates for install an rsj near M8

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in M8 it ranges from £1,808 (MK Builders based in M24) to £2,184 (Wholesale Clothing based in M8).

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 M8 by posting a job with HaMuch and we will send it to extension builders in M8.

"Install an RSJ" - M27, job posted 09/02/26


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Manchester£32£236
Install An RSJ near Prestwich£31£233
Install An RSJ near Salford£32£237
Install An RSJ near Whitefield£31£229
Install An RSJ near Middleton£31£227
Install An RSJ near Failsworth£35£236
Install An RSJ near Old Trafford£32£236
Install An RSJ near Swinton£32£234
Install An RSJ near Droylsden£34£237
Install An RSJ near Chadderton£31£225

Estimates for common extension builder jobs in M8;

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...