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.

HaMuch is Excellent

Install an RSJ cost in SY1 - Sort by rates or availability

From £2,288

Last active Sep 26
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OPH Joinery

Relax... you have found a reliable extension builder in SY1. OPH Joinery is a friendly and reliable company based in SY1 who consider no job as too...

From £2,096

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Salop Glass & Glazing

Trusted and professional extension builder in SY1. Experienced in all extension buildering work and keeping within budget and on quote. Salop Glass...

RSJ cost in SY1

Estimates for install an rsj near SY1

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SY1 it ranges from £2,096 (Salop Glass & Glazing based in SY1) to £2,288 (OPH Joinery based in SY1).

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 SY1 by posting a job with HaMuch and we will send it to extension builders in SY1.

"Structural engineer and RSJ installation" - SY2, job posted 01/01/70


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Estimates for common extension builder jobs in SY1;

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.

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