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 £2,384

Last active Jan 26

1 review

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Sussex Design and Construction

Aaron Hale

We are a family run buisness with over 20 years experience. We undertake all aspects of building, carpentry and maintenance work including:

"Great team" - BRIGHTON,reviewed 07/08/17, STEVE

From £2,008

Last active Dec 25
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R N CONSTRUCTIONS

Relax... you have found a reliable extension builder in Seaford. R N CONSTRUCTIONS is a friendly and reliable company based in Seaford who consider...

From £1,920

Last active Dec 25
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RWL BUILDING SERVICES

RWL BUILDING SERVICES is an established and experienced local extension builder in Seaford. Please contact us for a free, no obligation quote and c...

From £1,936

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M J C BUILDING SERVICES

Need an Extension Builder in Seaford? M J C BUILDING SERVICES has been helping local clients (20 mile radius) with their extension buildering jobs ...

From £1,752

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Barker & sons

Kris Barker

We are a family run business, with a combined 60 plus years of carpentry and joinery experience. We cover the whole of sussex. We work to a extreme...

From £2,376

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J L BUILDING SERVICES

Location

Seaford, BN25

Trusted and professional extension builder in Seaford. Experienced in all extension buildering work and keeping within budget and on quote. J L BUI...

From £2,488

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Complete Property Solutions (Sussex) Limited

Oliver Relton

Here at Complete Property Solutions, we have a small dedicated team of professional, conscientious tradesman with the knowledge and experience to e...

From £2,008

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DINNAGE BUILDERS

Richard Dinnage

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

DINNAGE BUILDERS provides a local, trusted extension bui...

From £1,960

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M Hone Brickwork

Experienced extension builder ready to quote for your work. M Hone Brickwork is the best extension builder in Seaford. No obligation free quotes an...

From £1,888

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Homecare Building Maintenance

Pete Littlejohn

Family run builders with high standards of workmanship and customer service, trading standards approved. 

RSJ cost in Seaford

Estimates for install an rsj near Seaford

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Seaford it ranges from £1,752 (Barker & sons based in BN10) to £2,488 (Complete Property Solutions (Sussex) Limited based in BN9).

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


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Estimates for common extension builder jobs in Seaford;

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...