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. 

Install an RSJ cost in DN34 - Sort by rates or availability

From £1,816

(last active 04/09/26)
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S.E.S Services

Need an Extension Builder in DN34? S.E.S Services has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...

From £1,896

(last active 04/09/26)
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Absolute Finishes

Absolute Finishes is an established extension buildering business in DN34. We come highly recommended and provide competitive quotes for your work....

From £2,080

(last active 04/09/26)
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ACG Building Services

ACG Building Services is an established extension buildering business in DN34. We come highly recommended and provide competitive quotes for your w...

From £1,808

(last active 04/09/26)
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City Builders

Jene

Experienced extension builder ready to quote for your work. City Builders is the best extension builder in DN34. No obligation free quotes and many...

From £2,000

(last active 04/09/26)
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Ashley Cook Builders

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

Ashley Cook Builders provides a local, trusted extension...

From £2,272

(last active 02/09/26)
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J LLOYD CONSTRUCTION LTD

J LLOYD CONSTRUCTION LTD are here to help customers who need an Extension Builder in DN34. We offer a competitive rate to complete all your extensi...

From £1,808

(last active 10/08/26)
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RB Building Services

RB Building Services is an established extension buildering business in DN34. We come highly recommended and provide competitive quotes for your wo...

From £1,976

(last active 16/06/26)
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A F Beckett

Need an Extension Builder in DN34? A F Beckett has been helping local clients (20 mile radius) with their extension buildering jobs for many years....

From £2,128

(last active 05/06/26)
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JOHN WILKINSON BUILDER LTD

Relax... you have found a reliable extension builder in DN34. JOHN WILKINSON BUILDER LTD is a friendly and reliable company based in DN34 who consi...

From £2,168

(last active 05/06/26)
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APPLEWOOD JOINERS&BUILDERS LTD

Relax... you have found a reliable extension builder in DN34. APPLEWOOD JOINERS&BUILDERS LTD is a friendly and reliable company based in DN34 who c...

RSJ cost in DN34

Estimates for install an rsj near DN34

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in DN34 it ranges from £1,808 (City Builders based in HU5) to £2,272 (J LLOYD CONSTRUCTION LTD based in HU7).

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 DN34 by posting a job with HaMuch and we will send it to extension builders in DN34.


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Estimates for common extension builder jobs in DN34;

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...