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. 

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Install an RSJ cost in B11

Fletchers Building & Maintenance, Ltd.

From £2,184

Fletcher's Building & Maintenance are a family owned business that understands, in order to achieve our continued success our customers and the...

Dayfos Properties Ltd

From £2,184

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

Dayfos Properties Ltd provides a local, trusted extensio...

2nd Generation Building Services

From £2,184

Trusted and professional extension builder in B11. Experienced in all extension buildering work and keeping within budget and on quote. 2nd Generat...

x10hosts

From £2,120

Experienced extension builder ready to quote for your work. x10hosts is the best extension builder in B11. No obligation free quotes and many happy...

Laurence Cox

From £1,896

Laurence Cox is an established and experienced local extension builder in B11. Please contact us for a free, no obligation quote and competitive ra...

F.I.I Building Services Ltd

From £1,928

Relax... you have found a reliable extension builder in B11. F.I.I Building Services Ltd is a friendly and reliable company based in B11 who consid...

JT Home Improvement

From £1,792

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

JT Home Improvement provides a local, trusted extension ...

Avonvale Garage Doors

From £2,144

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

Avonvale Garage Doors provides a local, trusted extensio...

Kunda Group

From £2,136

Kunda Group is a trusted extension builder serving customers in B11 and the surrounding area. Contact us to today to get a competitive quote for ex...

Birch Group

From £2,168

We are a forward thinking, award winning design and build company based in Solihull in the West Midlands. We strive to deliver the best experience ...

RSJ cost in B11

Estimates for install an rsj near B11

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in B11 it ranges from £1,792 (JT Home Improvement based in B14) to £2,184 (Fletchers Building & Maintenance, Ltd. based in B11).

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 B11 by posting a job with HaMuch and we will send it to extension builders in B11.

"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 B11;

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.

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