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 £3,112

Last active Nov 26
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Radici Construction North East Ltd

Albert Radici

Location

Durham, DH1

Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...

From £2,464

Last active Oct 26

2 reviews

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Heritage NE Ltd

Graeme Crowe

 30 years experience In building . Plastering and colour renders 

"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S

From £2,008

Last active Oct 26
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DHB Builders

Trusted and professional extension builder in Durham. Experienced in all extension buildering work and keeping within budget and on quote. DHB Buil...

From £2,032

Last active Oct 26
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LJP Roofing

LJP Roofing are here to help customers who need an Extension Builder in Durham. We offer a competitive rate to complete all your extension builderi...

From £2,096

Last active Oct 26
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P J N Builders

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

From £2,200

Last active Oct 26
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AA Paving

Relax... you have found a reliable extension builder in Durham. AA Paving is a friendly and reliable company based in Durham who consider no job as...

From £2,304

Last active Oct 26
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RAINTON CONSTRUCTION LTD

Location

Durham, DH1

RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in Durham. Please contact us for a free, no obligation quote and...

From £2,032

Last active Jan 26
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L F BUILDING & JOINERY

Experienced extension builder ready to quote for your work. L F BUILDING & JOINERY is the best extension builder in Durham. No obligation free quot...

From £2,112

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Spacesaver Loft Storage

Need an Extension Builder in Durham? Spacesaver Loft Storage has been helping local clients (20 mile radius) with their extension buildering jobs f...

From £1,960

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K & J Property

Need an Extension Builder in Durham? K & J Property has been helping local clients (20 mile radius) with their extension buildering jobs for many y...

RSJ cost in Durham

Estimates for install an rsj near Durham

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Durham it ranges from £1,960 (K & J Property based in DH7) to £3,112 (Radici Construction North East Ltd based in DH1).

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


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Estimates for common extension builder jobs in Durham;

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...