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. 

Install an RSJ cost in B19 - Sort by rates or availability

Sperin Services

From £3,000

Member since December 2022

Please refer to for further information. My name is Gus Sperin. I am self-employed electrician, and I have been ...

Byrne Roofing & Property Repairs

From £1,896

(last active 03/10/26)

Trusted and professional extension builder in B19. Experienced in all extension buildering work and keeping within budget and on quote. Byrne Roofi...

Barrys Home & Maintenance

From £1,776

(last active 03/10/26)

Need an Extension Builder in B19? Barrys Home & Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs fo...

BAKER CONSTRUCTION

From £1,912

(last active 03/10/26)

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

BAKER CONSTRUCTION provides a local, trusted extension b...

TKB Construction

From £2,144

(last active 03/10/26)

Experienced extension builder ready to quote for your work. TKB Construction is the best extension builder in B19. No obligation free quotes and ma...

Mark Anthony Builders

From £2,160

(last active 03/10/26)

Mark Anthony Builders are here to help customers who need an Extension Builder in B19. We offer a competitive rate to complete all your extension b...

Simms Building Services Ltd

From £1,672

(last active 03/10/26)

33 years experience focussing on full home refurbishments, extensions, kitchens & bathrooms, rubber roofing, floor screed & loft conversion...

Mint Landscaping

From £2,080

(last active 03/10/26)

Need an Extension Builder in B19? Mint Landscaping has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...

CREATION BUILDING SERVICES

From £2,144

(last active 02/10/26)

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

Staffordshire Conservatories LTD

From £2,032

(last active 02/10/26)

Trusted and professional extension builder in B19. Experienced in all extension buildering work and keeping within budget and on quote. Staffordshi...

RSJ cost in B19

Estimates for install an rsj near B19

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in B19 it ranges from £1,672 (Simms Building Services Ltd based in CV2) to £3,000 (Sperin Services based in B66).

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 B19 by posting a job with HaMuch and we will send it to extension builders in B19.

"Removal of 3 walls and 3 RSJ installations to extend a kitchen. Need for a structual engineering consultation and building control approval since at least one wall will be load bearing." - BIRMINGHAM, job posted 05/05/24

"RSJ installation" - BIRMINGHAM, job posted 01/03/25


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Estimates for common extension builder jobs in B19;

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...