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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 Runcorn

Webby

From £2,008

Relax... you have found a reliable extension builder in Runcorn. Webby is a friendly and reliable company based in Runcorn who consider no job as t...

R A C Gas

From £1,808

Location

Runcorn, WA7

Relax... you have found a reliable extension builder in Runcorn. R A C Gas is a friendly and reliable company based in Runcorn who consider no job ...

DT ANDERSON CONSTRUCTION LTD

From £1,984

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

DT ANDERSON CONSTRUCTION LTD provides a local, trusted e...

Bakers Building Maintenance

From £2,264

Good clean tradesman 

Warrington Builders

From £2,024

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

J.T.Construction

From £2,192

J.T.Construction is a trusted extension builder serving customers in Runcorn and the surrounding area. Contact us to today to get a competitive quo...

Fixit Cheshire

From £1,872

Fixit Cheshire is an established and experienced local extension builder in Runcorn. Please contact us for a free, no obligation quote and competit...

SLE Services

From £1,984

Building from the Ground up through to fit out, new build, refurb, extension.

PENNY LANE BUILDERS LTD

From £2,104

Relax... you have found a reliable extension builder in Runcorn. PENNY LANE BUILDERS LTD is a friendly and reliable company based in Runcorn who co...

RP Construction Design

From £1,976

RP Construction Design is an established extension buildering business in Runcorn. We come highly recommended and provide competitive quotes for yo...

RSJ cost in Runcorn

Estimates for install an rsj near Runcorn

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Runcorn it ranges from £1,808 (R A C Gas based in WA7) to £2,264 (Bakers Building Maintenance based in WA8).

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


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Estimates for common extension builder jobs in Runcorn;

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...