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 £2,280

Last active Oct 26
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Adelphi Design & Construction Ltd

Adelphi Design & Construction Ltd is an established and experienced local extension builder in Renfrewshire. Please contact us for a free, no oblig...

From £1,576

Last active Jul 26
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Glencroft Builders Ltd

Experienced extension builder ready to quote for your work. Glencroft Builders Ltd is the best extension builder in Renfrewshire. No obligation fre...

From £2,472

Last active Apr 26
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LOCHNAGAR CONSTRUCTION LTD

LOCHNAGAR CONSTRUCTION LTD is a trusted extension builder serving customers in Renfrewshire and the surrounding area. Contact us to today to get a ...

From £2,336

Last active Apr 26
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SCOTWEST BUILDING SERVICES LTD

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

From £2,328

Last active Mar 26
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LAKE BUILDERS LTD

LAKE BUILDERS LTD is an established extension buildering business in Renfrewshire. We come highly recommended and provide competitive quotes for yo...

From £2,384

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AutoPoint Paisley

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

From £2,280

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Strong Point Property Maintenance Ltd

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

From £2,440

1 review

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Abbey Services (Scotland) Ltd

Abbey Services (Scotland) Ltd is a trusted extension builder serving customers in Renfrewshire and the surrounding area. Contact us to today to get...

"Great and reliable service, honest advice and competitive on price" - GLASGOW,reviewed 03/08/17, DAVID SMITH

From £2,512

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KFM Developments LTD

Passionate about creating special, unique property renovations.

RSJ cost in Renfrewshire

Estimates for install an rsj near Renfrewshire

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Renfrewshire it ranges from £1,576 (Glencroft Builders Ltd based in G81) to £2,512 (KFM Developments LTD based in G52).

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


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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Renfrewshire£35£278
Install An RSJ near Johnstone£35£276
Install An RSJ near Paisley£34£259
Install An RSJ near Erskine£34£258
Install An RSJ near Renfrew£35£264
Install An RSJ near Barrhead£35£255
Install An RSJ near Clydebank£35£265
Install An RSJ near Dumbarton£29£232
Install An RSJ near Greenock£30£243
Install An RSJ near Port Glasgow£32£250

Estimates for common extension builder jobs in Renfrewshire;

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...