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 £2,352

Last active Sep 26
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Clarkes General Builders

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

From £1,928

Last active Jul 26
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Apsley Wall Ltd

Apsley Wall Ltd is an established extension buildering business in East Grinstead. We come highly recommended and provide competitive quotes for yo...

From £2,536

Last active Jul 26
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Dance & Co Developments

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

From £2,064

Last active Jun 26
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Crawley Construction Ltd

Crawley Construction Ltd

Contact us: 07454160840 Email: enquiries@ We are a family run business since 15 year’s+. We are build on tru...

From £2,488

Last active May 26
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Masters Building Contractors Ltd

In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...

From £2,080

Last active May 26
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J S Nisbet Loft Conversions

J S Nisbet Loft Conversions are here to help customers who need an Extension Builder in East Grinstead. We offer a competitive rate to complete all...

From £2,360

Last active Mar 26
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B C Construction

B C Construction is an established and experienced local extension builder in East Grinstead. Please contact us for a free, no obligation quote and...

From £2,240

Last active Dec 25
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HOWCROFTS BUILDING SERVICES

Relax... you have found a reliable extension builder in East Grinstead. HOWCROFTS BUILDING SERVICES is a friendly and reliable company based in Eas...

From £1,800

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Taylor Building & Maintenance Services

J Taylor

Taylor Building & Maintenance Services is an established extension buildering business in East Grinstead. We come highly recommended and provide co...

From £2,048

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WATTSON BROS BUILDING LTD

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

WATTSON BROS BUILDING LTD provides a local, trusted exte...

RSJ cost in East Grinstead

Estimates for install an rsj near East Grinstead

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in East Grinstead it ranges from £1,800 (Taylor Building & Maintenance Services based in RH18) to £2,536 (Dance & Co Developments based in RH19).

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


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Estimates for common extension builder jobs in East Grinstead;

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...