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 £2,648

Last active Nov 26
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London Construction

Location

Battersea, SW11

London Construction is an established and experienced local extension builder in SW11. Please contact us for a free, no obligation quote and compet...

From £2,384

Last active Nov 26
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QA's Pointing and Brick Repair

QA's Pointing Brick Repair

Relax... you have found a reliable extension builder in SW11. QA's Pointing and Brick Repair is a friendly and reliable company based in SW11 who c...

From £2,456

Last active Oct 26
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Red Box Maintenance Ltd

Red Box are a Fulham-based building and decorating business who work in West and Southwest London, and who specialise in fine interior renovations,...

From £2,520

Last active Sep 26
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D & G Building & Decorating

Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in SW11. No obligation free q...

From £2,216

Last active Jul 26
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R C BUILDER

R C BUILDER is a trusted extension builder serving customers in SW11 and the surrounding area. Contact us to today to get a competitive quote for e...

From £2,280

Last active Jun 26
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Battersea Plumbers

kanreen

Need an Extension Builder in SW11? Battersea Plumbers has been helping local clients (5 mile radius) with their extension buildering jobs for many ...

From £2,512

Last active Mar 26
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SW15 BUILDERS LTD

Need an Extension Builder in SW11? SW15 BUILDERS LTD has been helping local clients (5 mile radius) with their extension buildering jobs for many y...

From £4,264

Last active Mar 26
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Soceanu Construction Ltd

John Soceanu

We offer expert restoration and refurbishment services designed to breathe new life into your property. Whether you’re looking to restore a histo...

From £2,400

Last active Mar 26
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The Patio Co

The Patio Co is an established and experienced local extension builder in SW11. Please contact us for a free, no obligation quote and competitive r...

From £2,512

Last active Mar 26
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Phormwork

Phormwork are here to help customers who need an Extension Builder in SW11. We offer a competitive rate to complete all your extension buildering j...

RSJ cost in SW11

Estimates for install an rsj near SW11

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SW11 it ranges from £2,216 (R C BUILDER based in SW12) to £4,264 (Soceanu Construction Ltd based in SW18).

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 SW11 by posting a job with HaMuch and we will send it to extension builders in SW11.


Estimates for common extension builder jobs in SW11;

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...