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 £2,416

Last active Sep 26
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Liviu Toma

Experienced extension builder ready to quote for your work. Liviu Toma is the best extension builder in Crayford. No obligation free quotes and man...

From £2,456

Last active Sep 26
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Lover Build

Lover Build is an established and experienced local extension builder in Crayford. Please contact us for a free, no obligation quote and competitiv...

From £2,448

Last active Sep 26
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Danni Building Services Ltd

Pedro

Need an Extension Builder in Crayford? Danni Building Services Ltd has been helping local clients (10 mile radius) with their extension buildering ...

From £2,592

Last active Aug 26
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Amberly Builders

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

From £2,208

Last active May 26
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GW Building Solutions

Gary Woolcombe

I am an experienced builder, I jave been in the building game since I left college after doing a 2 year bricklaying apprenticeship.

I ha...

From £2,368

Last active Feb 26
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PCO BUILDING SERVICES

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

From £2,168

Last active Feb 26
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SV Roofing & Renovations

SV Roofing & Renovations are here to help customers who need an Extension Builder in Crayford. We offer a competitive rate to complete all your ext...

From £2,128

Last active Nov 25
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Elite Roofing Services

Trusted and professional extension builder in Crayford. Experienced in all extension buildering work and keeping within budget and on quote. Elite ...

From £2,488

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C B BUILDING CONSTRUCTION

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

From £2,512

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Liam Kinsella Ltd

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

Liam Kinsella Ltd provides a local, trusted extension bu...

RSJ cost in Crayford

Estimates for install an rsj near Crayford

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Crayford it ranges from £2,128 (Elite Roofing Services based in RM13) to £2,592 (Amberly Builders based in DA1).

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


Estimates for common extension builder jobs in Crayford;

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...