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 £2,024

Last active Oct 26
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T K O Kitchens & Construction

Homeowners look no further if you want a qualified extension builder to work in your home. T K O Kitchens & Construction are tidy and neat, providi...

From £1,984

Last active Oct 26
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J.Stokes Builders

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

From £2,216

Last active Oct 26
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G P GILMORE JOINERY T/A

G P GILMORE JOINERY T/A is an established extension buildering business in Walkden. We come highly recommended and provide competitive quotes for...

From £1,832

Last active Oct 26
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Brookmeade Building

Brookmeade Building is an established extension buildering business in Walkden. We come highly recommended and provide competitive quotes for your ...

From £2,072

Last active Oct 26
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SMH Build & Renovate

SMH Build & Renovate is an established extension buildering business in Walkden. We come highly recommended and provide competitive quotes for your...

From £1,784

Last active Oct 26
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Amak Construction

Amak Construction is an established and experienced local extension builder in Walkden. Please contact us for a free, no obligation quote and compe...

From £2,088

Last active Oct 26
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Advanced Builders & Roofers

Experienced extension builder ready to quote for your work. Advanced Builders & Roofers is the best extension builder in Walkden. No obligation fre...

From £1,976

Last active Sep 26
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David Anderson Builders

Location

Walkden, M28

Relax... you have found a reliable extension builder in Walkden. David Anderson Builders is a friendly and reliable company based in Walkden who co...

From £1,992

Last active Sep 26
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DC Contractors

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

DC Contractors provides a local, trusted extension build...

From £2,160

Last active Sep 26
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ESBP Specialists Ltd

Jonathan

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

ESBP Specialists Ltd provides a local, trusted extension...

RSJ cost in Walkden

Estimates for install an rsj near Walkden

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Walkden it ranges from £1,784 (Amak Construction based in BL8) to £2,216 (G P GILMORE JOINERY T/A based in M41).

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

"Install an RSJ" - M27, job posted 02/09/26

"RSJ installation" - BOLTON, job posted 17/09/25


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Little Hulton£31£220
Install An RSJ near Farnworth£30£219
Install An RSJ near Swinton£32£234
Install An RSJ near Eccles£32£236
Install An RSJ near Atherton£31£223
Install An RSJ near Radcliffe£30£220
Install An RSJ near Bolton£31£219
Install An RSJ near Urmston£32£237
Install An RSJ near Salford£32£237
Install An RSJ near Whitefield£31£229

Estimates for common extension builder jobs in Walkden;

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...