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 £2,608

Last active Nov 26
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Brick House Builders Ltd

Jatinder Kahlon

Hi, I’m Jatinder. I’m a qualified electrician and gas safe registered professional with 10 years of experience in the trade. We specialise in l...

From £2,448

Last active Oct 26
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Slick Construction Ltd

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

Slick Construction Ltd provides a local, trusted extensi...

From £2,616

Last active Oct 26
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TFC Construction

Trusted and professional extension builder in Strawberry Hill. Experienced in all extension buildering work and keeping within budget and on quote....

From £2,352

Last active Oct 26
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Hawaii Ltd

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

From £2,424

Last active Oct 26
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Image Design & Consultants

Image Design & Consultants is a trusted extension builder serving customers in Strawberry Hill and the surrounding area. Contact us to today to get...

From £2,096

Last active Oct 26
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Tota Builders

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

From £2,568

Last active Sep 26
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BUILDING SPACE UK LTD

Relax... you have found a reliable extension builder in Strawberry Hill. BUILDING SPACE UK LTD is a friendly and reliable company based in Strawber...

From £2,560

Last active Sep 26
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JP CONSTRUCTION

JP CONSTRUCTION is an established extension buildering business in Strawberry Hill. We come highly recommended and provide competitive quotes for y...

From £2,320

Last active Aug 26
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Complex Renovation

Complex Renovation serving clients in London and surrounding areas providing highest standard building services.We provide a range of expert renov...

From £2,344

Last active Aug 26
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BK Verma

BK Verma is a trusted extension builder serving customers in Strawberry Hill and the surrounding area. Contact us to today to get a competitive quo...

RSJ cost in Strawberry Hill

Estimates for install an rsj near Strawberry Hill

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Strawberry Hill it ranges from £2,096 (Tota Builders based in TW2) to £2,616 (TFC Construction based in TW10).

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


Estimates for common extension builder jobs in Strawberry Hill;

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...