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 £2,496

Last active Nov 26
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BELLVIEW BUILDERS LTD

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

BELLVIEW BUILDERS LTD provides a local, trusted extensio...

From £2,560

Last active Nov 26
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A&J BUILDERS & DECORATORS LTD

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

From £2,344

Last active Nov 26
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Khetani Builders (UK) Ltd

Experienced extension builder ready to quote for your work. Khetani Builders (UK) Ltd is the best extension builder in Kilburn. No obligation free ...

From £2,248

Last active Nov 26
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NWL Renovations Ltd

Patrick Gavin

Location

Kilburn London, NW6

Need an Extension Builder in Kilburn? NWL Renovations Ltd has been helping local clients (5 mile radius) with their extension buildering jobs for ...

From £2,176

Last active Nov 26
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SLS BUILDERS LIMITED

SLS BUILDERS LIMITED is a trusted extension builder serving customers in Kilburn and the surrounding area. Contact us to today to get a competitive...

From £2,128

Last active Nov 26
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BPS Building

Location

Kilburn, NW6

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

From £2,344

Last active Oct 26
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Swiftdale Developments Ltd

Need the extension buildering job done quickly without breaking the bank? Swiftdale Developments Ltd offer fast, reliable, and affordable extension...

From £2,592

Last active Oct 26
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Samuele Paolini

Samuele Paolini

Need an Extension Builder in Kilburn? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many...

From £3,816

Last active Oct 26
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GasHeat

Patrick Kelly

Over 20 years experience 

Client focussed and driven 

Personal planning and completion of work

Warranty ...

From £2,560

Last active Oct 26
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M & A UK Ltd

Relax... you have found a reliable extension builder in Kilburn. M & A UK Ltd is a friendly and reliable company based in Kilburn who consider no j...

RSJ cost in Kilburn

Estimates for install an rsj near Kilburn

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Kilburn it ranges from £2,128 (BPS Building based in NW6) to £3,816 (GasHeat based in NW10).

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


Estimates for common extension builder jobs in Kilburn;

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...