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 SE15

HUT Projects

From £2,240

Location

Greater London, SE15

Design and Build Company

Baseline Build & Renovate

From £2,488

Trusted and professional extension builder in SE15. Experienced in all extension buildering work and keeping within budget and on quote. Baseline B...

Casa Of Peckham London

From £2,264

Location

London, SE15

The Casa Shop is nestled in the heart of Peckham, London. Established in 1998, we are specialist suppliers and installers of Eco Wood-Burning and G...

Chris Ellis Project Service

From £6,248

Based in Camberwell south east London we provide a turnkey service for Domestic and Commercial construction  Projects from conception to compl...

Global Business BoxLttd

From £2,320

Location

Greater London, SE15

Global Business BoxLttd are here to help customers who need an Extension Builder in SE15. We offer a competitive rate to complete all your extensio...

Oxus Construction

From £2,688

Need an Extension Builder in SE15? Oxus Construction has been helping local clients (5 mile radius) with their extension buildering jobs for many y...

DWL Construction Ltd

From £2,648

We pride ourselves on providing a professional, caring, and high-quality service and always meet our customers’ needs. Each contractor that works...

James Hall Property Solutions Ltd

From £2,224

James Hall Property Solutions Ltd is a trusted extension builder serving customers in SE15 and the surrounding area. Contact us to today to get a c...

Ballara Ltd

From £2,296

Ballara Ltd is an established and experienced local extension builder in SE15. Please contact us for a free, no obligation quote and competitive ra...

Ballara Ltd

From £2,240

Ballara Limited was set up by Darryl Pitt in 2008, however, Darryl has been involved in the building industry for over 20 years. He started out a...

RSJ cost in SE15

Estimates for install an rsj near SE15

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SE15 it ranges from £2,224 (James Hall Property Solutions Ltd based in SE22) to £6,248 (Chris Ellis Project Service based in SE5).

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 SE15 by posting a job with HaMuch and we will send it to extension builders in SE15.


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Estimates for common extension builder jobs in SE15;

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...