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 £2,176

Last active Nov 26
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R & R Roofing Guildford

Russell Worcester

R & R Roofing Guildford are here to help customers who need an Extension Builder in Knaphill. We offer a competitive rate to complete all your exte...

From £2,512

Last active Nov 26
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Luxuria Property Ltd

From 2007 – 2015 David Rudelhoff (Founder and Director) was the Property Manager for a high profile, high net worth family. During that time, in ...

From £2,672

Last active Oct 26
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K & J Builders & Decorators

Relax... you have found a reliable extension builder in Knaphill. K & J Builders & Decorators is a friendly and reliable company based in Knaphill ...

From £2,672

Last active Oct 26
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Kendall Construction

Kendall Construction is an established and experienced local extension builder in Knaphill. Please contact us for a free, no obligation quote and c...

From £2,248

Last active Oct 26
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Chim Me Sweep Chim Me Build

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

Chim Me Sweep Chim Me Build provides a local, trusted ex...

From £2,256

Last active Oct 26
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DILCONSI CONSTRUCTION

Relax... you have found a reliable extension builder in Knaphill. DILCONSI CONSTRUCTION is a friendly and reliable company based in Knaphill who co...

From £2,440

Last active Oct 26
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PURE DESIGN AND BUILD

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

From £1,960

Last active Oct 26
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We Fix & Upkeep Ltd

Cosmin-Adrian Aporcariti

We are a company based in South London, with a strong will to work and to do the best job possible every tine we start a job (big or small) because...

From £2,208

Last active Oct 26
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GS Wood Building Services

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

GS Wood Building Services provides a local, trusted exte...

From £2,200

Last active Oct 26
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Speedy Property Services

Trusted and professional extension builder in Knaphill. Experienced in all extension buildering work and keeping within budget and on quote. Speedy...

RSJ cost in Knaphill

Estimates for install an rsj near Knaphill

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Knaphill it ranges from £1,960 (We Fix & Upkeep Ltd based in KT16) to £2,672 (K & J Builders & Decorators based in GU19).

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


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Woking£43£277
Install An RSJ near New Haw£43£273
Install An RSJ near Guildford£53£298
Install An RSJ near Ascot£41£276
Install An RSJ near Camberley£40£268
Install An RSJ near Ash Vale£41£277
Install An RSJ near Egham£42£266
Install An RSJ near Farnborough£41£272
Install An RSJ near Staines-upon-Thames£42£269
Install An RSJ near Walton-on-Thames£43£277

Estimates for common extension builder jobs in Knaphill;

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...