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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 Allenton

J Pearson Building

From £2,312

Location

Allenton, DE24

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

J Pearson Building provides a local, trusted extension b...

Rowes Building Ltd

From £2,352

Experienced extension builder ready to quote for your work. Rowes Building Ltd is the best extension builder in Allenton. No obligation free quotes...

Refresh Renovations Derbyshire

From £2,064

Nestled in the rolling hillside of the West Midlands, Derby is a city birthed by the Roman Empire, and grown in the industrial revolution. Initiall...

Fearn Property

From £2,104

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

Flying Tortise

From £2,016

Relax... you have found a reliable extension builder in Allenton. Flying Tortise is a friendly and reliable company based in Allenton who consider ...

BRICKON CONSTRUCTION LIMITED

From £2,000

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

BRICKON CONSTRUCTION LIMITED provides a local, trusted e...

Fitted Solutions Ltd

From £1,952

Fitted Solutions was established in 2006 by founder Sam Fisher; with a promise to deliver exceptional craftmanship combined with first class custom...

Derbyshire Bathrooms & Kitchens Ltd

From £2,096

Derbyshire Bathrooms & Kitchens Ltd is an established and experienced local extension builder in Allenton. Please contact us for a free, no obligat...

The Blackbrook Group

From £1,944

The Blackbrook Group offers a one-stop shop for your construction project. We offer support from concept through to completion. We start with an in...

A J Construction

From £1,904

A J Construction is an established and experienced local extension builder in Allenton. Please contact us for a free, no obligation quote and compe...

RSJ cost in Allenton

Estimates for install an rsj near Allenton

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Allenton it ranges from £1,904 (A J Construction based in DE22) to £2,352 (Rowes Building Ltd based in DE24).

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

"RSJ installation" - DERBY, job posted 07/11/25

"RSJ installation Remove wall between kitchen and utility. Fit 3.4m steel beam Obtain Building Control approval and aign off" - DE3, job posted 01/01/70


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Derby£30£228
Install An RSJ near Erewash£31£233
Install An RSJ near Long Eaton£32£248
Install An RSJ near Ilkeston£31£235
Install An RSJ near Amber Valley£31£238
Install An RSJ near Swadlincote£31£248
Install An RSJ near Belper£32£244
Install An RSJ near Burton upon Trent£32£255
Install An RSJ near Heanor£31£236
Install An RSJ near Broxtowe£33£240

Estimates for common extension builder jobs in Allenton;

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...