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 Duns

BAIN BUILDING COMPANY

From £2,192

(last active 28/09/26)

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

BAIN BUILDING COMPANY provides a local, trusted extensio...

Spear Renovations

From £2,200

Spear Renovations is a trusted extension builder serving customers in Duns and the surrounding area. Contact us to today to get a competitive quote...

R MILLS ROOFING

From £1,584

We are a small but modern family run Buisness with several Employee's and we pay great attention to people's needs on every job we carry out, as if...

RSJ cost in Duns

Estimates for install an rsj near Duns

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Duns it ranges from £1,584 (R MILLS ROOFING based in EH41) to £2,200 (Spear Renovations based in TD13).

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


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Haddington£35£255
Install An RSJ near Scottish Borders£35£287
Install An RSJ near Dalkeith£35£256
Install An RSJ near Musselburgh£36£262

Estimates for common extension builder jobs in Duns;

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...