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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Available extension builders in Cockfosters reply

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From £2,760

Last active Oct 26
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Rafix Building

Rafal Szczepanski

Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...

From £2,576

Last active Oct 26
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WT Construction Service Ltd

Need the extension buildering job done quickly without breaking the bank? WT Construction Service Ltd offer fast, reliable, and affordable extensio...

From £2,144

Last active Oct 26
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New Finishes

New Finishes is a trusted extension builder serving customers in Cockfosters and the surrounding area. Contact us to today to get a competitive quo...

From £2,576

Last active Oct 26
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Pavillion Building Services

Location

Cockfosters, EN4

Relax... you have found a reliable extension builder in Cockfosters. Pavillion Building Services is a friendly and reliable company based in Cockfo...

From £2,408

Last active Oct 26
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Homeland Building Ltd

Homeland Building Ltd is a trusted extension builder serving customers in Cockfosters and the surrounding area. Contact us to today to get a compet...

From £2,256

Last active Oct 26
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Wittick Building Ltd

Location

Cockfosters, EN4

Wittick Building Ltd is a trusted extension builder serving customers in Cockfosters and the surrounding area. Contact us to today to get a competi...

From £2,408

Last active Sep 26
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Roni Lofts Conversions Ltd

Need an Extension Builder in Cockfosters? Roni Lofts Conversions Ltd has been helping local clients (10 mile radius) with their extension builderin...

From £1,520

Last active Aug 26
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Onyx Iv

Ivaylo Shkodrov

Extremely reliable service . Flexibility, correct, listening customer.  Wide experience.  

From £2,128

Last active Aug 26
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Raf's Building Service

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

Raf's Building Service provides a local, trusted extensi...

From £2,632

Last active Aug 26
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Odp Builders

Need an Extension Builder in Cockfosters? Odp Builders has been helping local clients (5 mile radius) with their extension buildering jobs for many...

RSJ cost in Cockfosters

Estimates for install an rsj near Cockfosters

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Cockfosters it ranges from £1,520 (Onyx Iv based in N11) to £2,760 (Rafix Building based in EN4).

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


Estimates for common extension builder jobs in Cockfosters;

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...