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. 

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Install an RSJ cost in N6

ARCHWAY DESIGN+BUILD LTD

From £2,624

ARCHWAY DESIGN+BUILD LTD are here to help customers who need an Extension Builder in N6. We offer a competitive rate to complete all your extension...

Avocado Sweets Design Studio

From £2,248

Need an Extension Builder in N6? Avocado Sweets Design Studio has been helping local clients (5 mile radius) with their extension buildering jobs f...

Adrian Noonan Ltd

From £2,488

please call to discuss your building needs.

RAM Build Construction Ltd

From £2,328

RAM Build Construction Ltd is an established and experienced local extension builder in N6. Please contact us for a free, no obligation quote and c...

Raocon Limited

From £2,536

We make the adage ‘House is where the heart is’, a reality for the house-owners.We are an empathetic housebuilder that delivers elegance and du...

WeTradeWorks

From £2,496

We pride ourselves on our ability to provide unmatched construction, renovation and refurbishment services to homeowners, designers and architects ...

Warren House Construction Ltd

From £2,088

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

SJ Expert Building Services

From £2,392

SJ Expert Building Services are here to help customers who need an Extension Builder in N6. We offer a competitive rate to complete all your extens...

Arundell Associates

From £2,280

Trusted and professional extension builder in N6. Experienced in all extension buildering work and keeping within budget and on quote. Arundell Ass...

Portico design and build ltd

From £2,160

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

RSJ cost in N6

Estimates for install an rsj near N6

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in N6 it ranges from £2,088 (Warren House Construction Ltd based in N19) to £2,624 (ARCHWAY DESIGN+BUILD LTD based in N19).

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 N6 by posting a job with HaMuch and we will send it to extension builders in N6.


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Estimates for common extension builder jobs in N6;

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...