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 PO6

M B Brickwork

From £1,960

M B Brickwork is an established extension buildering business in PO6. We come highly recommended and provide competitive quotes for your work.

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SLG Mills Building Services

From £2,328

Relax... you have found a reliable extension builder in PO6. SLG Mills Building Services is a friendly and reliable company based in PO6 who consid...

F P J Carpentry Limited

From £2,304

As a family owned limited company of over 40 years, our focus on quality and service has seen our business thrive and grow, solely through recommen...

A G Builders

From £1,928

Experienced extension builder ready to quote for your work. A G Builders is the best extension builder in PO6. No obligation free quotes and many h...

Build Light Group

From £2,200

Build Light Group is an established and experienced local extension builder in PO6. Please contact us for a free, no obligation quote and competiti...

Sigma Probuild Ltd

From £2,184

Sigma Probuild Ltd is an established extension buildering business in PO6. We come highly recommended and provide competitive quotes for your work....

Bribern Property Services

From £2,024

Relax... you have found a reliable extension builder in PO6. Bribern Property Services is a friendly and reliable company based in PO6 who consider...

Atlas Groundwork & Building Solutions

From £1,984

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

DC Roofing & Sons Ltd

From £2,000

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

DC Roofing & Sons Ltd provides a local, trusted extensio...

Westcott Construction Ltd

From £1,912

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

RSJ cost in PO6

Estimates for install an rsj near PO6

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in PO6 it ranges from £1,912 (Westcott Construction Ltd based in PO3) to £2,328 (SLG Mills Building Services based in PO7).

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 PO6 by posting a job with HaMuch and we will send it to extension builders in PO6.

"RSJ installation" - PO2, job posted 01/01/70


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Estimates for common extension builder jobs in PO6;

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...