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 G1

Kenmure Joinery Services

From £2,360

(last active 14/09/26)

Kenmure Joinery Services are here to help customers who need an Extension Builder in G1. We offer a competitive rate to complete all your extension...

Adelphi Design & Construction Ltd

From £2,280

(last active 14/09/26)

Adelphi Design & Construction Ltd is an established and experienced local extension builder in G1. Please contact us for a free, no obligation quot...

Gman-Joinery & Builders

From £2,496

(last active 14/09/26)

Need an Extension Builder in G1? Gman-Joinery & Builders has been helping local clients (20 mile radius) with their extension buildering jobs for m...

DS Builders

From £2,152

(last active 14/09/26)

Relax... you have found a reliable extension builder in G1. DS Builders is a friendly and reliable company based in G1 who consider no job as too b...

J & J Property Services

From £2,128

(last active 07/09/26)

J & J Property Services is an established extension buildering business in G1. We come highly recommended and provide competitive quotes for your w...

Boyle Construction Glasgow Ltd

From £2,008

(last active 13/08/26)

Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in G1 and the surrounding area. Contact us to today to get a compet...

Roughcasting

From £2,320

(last active 06/08/26)

Relax... you have found a reliable extension builder in G1. Roughcasting is a friendly and reliable company based in G1 who consider no job as too ...

Montgomery Wet Trades

From £2,056

(last active 05/08/26)

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

Montgomery Wet Trades provides a local, trusted extensio...

Collum & Scott Roughcasting

From £2,048

(last active 05/08/26)

Need an Extension Builder in G1? Collum & Scott Roughcasting has been helping local clients (20 mile radius) with their extension buildering jobs f...

Gerry Doyle Building

From £2,208

(last active 05/08/26)

Experienced extension builder ready to quote for your work. Gerry Doyle Building is the best extension builder in G1. No obligation free quotes and...

RSJ cost in G1

Estimates for install an rsj near G1

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in G1 it ranges from £2,008 (Boyle Construction Glasgow Ltd based in G77) to £2,496 (Gman-Joinery & Builders based in G13).

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 G1 by posting a job with HaMuch and we will send it to extension builders in G1.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Glasgow£35£259
Install An RSJ near Rutherglen£34£255
Install An RSJ near Bishopbriggs£35£262
Install An RSJ near Cambuslang£34£250
Install An RSJ near Giffnock£35£260
Install An RSJ near Bearsden£34£263
Install An RSJ near Renfrew£35£263
Install An RSJ near Blantyre£33£240
Install An RSJ near Kirkintilloch£35£259
Install An RSJ near Paisley£34£259

Estimates for common extension builder jobs in G1;

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...