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. 

HaMuch is Excellent

Install an RSJ cost in HP19

Wp renovations

From £2,320

Specialising in all finishing trades from start to finish all in house

D M B E BUILDPLUS

From £2,360

D M B E BUILDPLUS is an established and experienced local extension builder in HP19. Please contact us for a free, no obligation quote and competit...

C HORWOOD CONSTRUCTION

From £2,648

Trusted and professional extension builder in HP19. Experienced in all extension buildering work and keeping within budget and on quote. C HORWOOD ...

Just Lofts

From £2,640

Just Lofts are here to help customers who need an Extension Builder in HP19. We offer a competitive rate to complete all your extension buildering ...

AMG Roofing (Bucks) Ltd

From £2,440

AMG Roofing (Bucks) Ltd is owned by Ashley Gibson, a small, friendly, family run business that began in 2020, as a result of the Pandemic and an ac...

VICTOR KING CONSTRUCTION

From £2,168

Experienced extension builder ready to quote for your work. VICTOR KING CONSTRUCTION is the best extension builder in HP19. No obligation free quot...

Paul Brennan Building Services

From £2,056

Paul Brennan Building Services is an established extension buildering business in HP19. We come highly recommended and provide competitive quotes f...

A J Shaw Building Services

From £2,504

Relax... you have found a reliable extension builder in HP19. A J Shaw Building Services is a friendly and reliable company based in HP19 who consi...

ADC Landscape And Garden Maintenance Contractors

From £2,280

We are ADC Landscaping & Gardening, owned and run by Ashley Collier. We are a family business based in Aylesbury, Buckinghamshire, and cover all as...

THREE HUNDREDS BUILDING LTD

From £2,328

THREE HUNDREDS BUILDING LTD are here to help customers who need an Extension Builder in HP19. We offer a competitive rate to complete all your exte...

RSJ cost in HP19

Estimates for install an rsj near HP19

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in HP19 it ranges from £2,056 (Paul Brennan Building Services based in HP22) to £2,648 (C HORWOOD CONSTRUCTION based in HP19).

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 HP19 by posting a job with HaMuch and we will send it to extension builders in HP19.

"RSJ installation" - HP21


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Estimates for common extension builder jobs in HP19;

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...