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 £2,424

Last active Oct 26
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A Star Construction

Relax... you have found a reliable extension builder in RM11. A Star Construction is a friendly and reliable company based in RM11 who consider no ...

From £2,448

Last active Oct 26
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Housemartin Building Services

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

From £2,440

Last active Oct 26
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Q Boss D&B

Q Boss D&B is an established extension buildering business in RM11. We come highly recommended and provide competitive quotes for your work.

From £2,248

Last active Oct 26
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KERFIELD BUILDING SERVICES LTD

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

KERFIELD BUILDING SERVICES LTD provides a local, trusted...

From £2,264

Last active Oct 26
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Rogers & Ross Building Service

Chris Rogers

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

From £2,280

Last active Oct 26
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ESSEX TIMBER BUILDINGS LTD

Peter Smith

ESSEX TIMBER BUILDINGS LTD is an established extension buildering business in RM11. We come highly recommended and provide competitive quotes for y...

From £2,408

Last active Aug 26
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M T Builders

Trusted and professional extension builder in RM11. Experienced in all extension buildering work and keeping within budget and on quote. M T Builde...

From £2,224

Last active Jul 26
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Phull Design & Build Ltd

Phull Design & Build Ltd are here to help customers who need an Extension Builder in RM11. We offer a competitive rate to complete all your extensi...

From £2,528

Last active Jul 26
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Neti Construction Ltd

Fast response for all your extension buildering needs around RM11

Neti Construction Ltd are an established and experi...

From £3,272

Last active Apr 26
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Smiths Property Maintenance

Lawrence Smith

Smiths Property Maintenance are here to help customers who need an Extension Builder in RM11. We offer a competitive rate to complete all your exte...

RSJ cost in RM11

Estimates for install an rsj near RM11

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in RM11 it ranges from £2,224 (Phull Design & Build Ltd based in RM11) to £3,272 (Smiths Property Maintenance based in RM12).

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 RM11 by posting a job with HaMuch and we will send it to extension builders in RM11.


Estimates for common extension builder jobs in RM11;

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...