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 £3,224

Last active Oct 26
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J K L Building Contractors Ltd

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

From £3,008

Last active Oct 26
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A M Interiors

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

A M Interiors provides a local, trusted extension builde...

From £2,648

Last active Oct 26
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Bench Mark Construction

Robert Mason

Relax... you have found a reliable extension builder in South Bedfordshire. Bench Mark Construction is a friendly and reliable company based in Sou...

From £1,824

Last active Oct 26
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K FREEMAN BUILDERS LIMITED

Trusted and professional extension builder in South Bedfordshire. Experienced in all extension buildering work and keeping within budget and on quo...

From £2,448

Last active Oct 26
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RS Plumbing and Heating

RS Plumbing and Heating is a trusted extension builder serving customers in South Bedfordshire and the surrounding area. Contact us to today to get...

From £2,400

Last active Jun 26
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KIP Builders Ltd

Kestutis Palaitis

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

From £2,528

Last active Jun 26
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Custom Construction (UK) Ltd

Need an Extension Builder in South Bedfordshire? Custom Construction (UK) Ltd has been helping local clients (20 mile radius) with their extension ...

From £2,080

Last active May 26
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Cousins Builders Ltd

Experienced extension builder ready to quote for your work. Cousins Builders Ltd is the best extension builder in South Bedfordshire. No obligation...

From £2,472

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Prive Consultancy Ltd

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

From £2,088

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G L Wagstaff Building Contractors

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

RSJ cost in South Bedfordshire

Estimates for install an rsj near South Bedfordshire

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in South Bedfordshire it ranges from £1,824 (K FREEMAN BUILDERS LIMITED based in MK43) to £3,224 (J K L Building Contractors Ltd based in MK42).

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

"RSJ installation" - MK41, job posted 01/01/70


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Estimates for common extension builder jobs in South Bedfordshire;

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...