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 SP5

Shape Project Management

From £2,512

Shape Project Management is an established and experienced local extension builder in SP5. Please contact us for a free, no obligation quote and co...

Moores Build

From £2,352

Need an Extension Builder in SP5? Moores Build has been helping local clients (20 mile radius) with their extension buildering jobs for many years....

NHBC

From £1,512

NHBC takes great pride in what it does with a very high attention to detail 

Arkson builders ltd

From £2,336

Arkson builders ltd is an established and experienced local extension builder in SP5. Please contact us for a free, no obligation quote and competi...

R F S BUILDERS

From £2,072

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

R F S BUILDERS provides a local, trusted extension build...

STEVE PALMER BUILDING

From £2,280

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

STEWART BUILDERS

From £2,408

STEWART BUILDERS is an established and experienced local extension builder in SP5. Please contact us for a free, no obligation quote and competitiv...

MILESTONE BUILDING CONTRACTORS

From £2,344

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

MILESTONE BUILDING CONTRACTORS provides a local, trusted...

Floortrak Limited

From £1,048

We specialise in Epoxy Resin and Polyurethane floor coatings and screeds (very durable and seamless flooring), designed for retail, factories, manu...

JJ Acquisitions ltd

From £2,304

JJ Acquisitions ltd is a trusted extension builder serving customers in SP5 and the surrounding area. Contact us to today to get a competitive quot...

RSJ cost in SP5

Estimates for install an rsj near SP5

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SP5 it ranges from £1,048 (Floortrak Limited based in SO51) to £2,512 (Shape Project Management based in SP5).

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 SP5 by posting a job with HaMuch and we will send it to extension builders in SP5.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Salisbury£35£247
Install An RSJ near New Forest£32£245
Install An RSJ near Romsey£32£230
Install An RSJ near Test Valley£37£261
Install An RSJ near Totton£34£243
Install An RSJ near Chandler's Ford£34£245
Install An RSJ near Eastleigh£34£244
Install An RSJ near Southampton£34£243
Install An RSJ near Andover£40£248
Install An RSJ near Christchurch£36£251

Estimates for common extension builder jobs in SP5;

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...