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 £1,928

Last active Oct 26
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The Philog Paving Services

The Philog Paving Services is an established extension buildering business in Butetown. We come highly recommended and provide competitive quotes f...

From £2,008

Last active Oct 26
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Chapman Builders

Experienced extension builder ready to quote for your work. Chapman Builders is the best extension builder in Butetown. No obligation free quotes a...

From £1,816

Last active Sep 26
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JA Building Maintenance

Experienced extension builder ready to quote for your work. JA Building Maintenance is the best extension builder in Butetown. No obligation free q...

From £1,984

Last active Sep 26
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TOR BUILD

Experienced extension builder ready to quote for your work. TOR BUILD is the best extension builder in Butetown. No obligation free quotes and many...

From £1,832

Last active Sep 26
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Charles Marshall Contracting Ltd

Relax... you have found a reliable extension builder in Butetown. Charles Marshall Contracting Ltd is a friendly and reliable company based in Bute...

From £1,400

Last active Aug 26
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Penarth Loft Conversions Ltd

Bill Coslett

35 years in the trade and there is not much we haven't come across or done from pools to extensions and we specialise in loft conversions

From £1,800

Last active Jul 26
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MARWAY BUILDING LTD

MARWAY BUILDING LTD is a trusted extension builder serving customers in Butetown and the surrounding area. Contact us to today to get a competitive...

From £1,760

Last active Jul 26
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Elite Building Contractors South Wales

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

From £1,240

Last active Jul 26
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PK CONSTRUCTION

Paul Knox

Trusted and professional extension builder in Butetown. Experienced in all extension buildering work and keeping within budget and on quote. PK CON...

From £1,992

Last active Jul 26
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MCp Home Improvements

MCp Home Improvements is an established and experienced local extension builder in Butetown. Please contact us for a free, no obligation quote and ...

RSJ cost in Butetown

Estimates for install an rsj near Butetown

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Butetown it ranges from £1,240 (PK CONSTRUCTION based in CF14) to £2,008 (Chapman Builders based in CF5).

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

"RSJ installation to open up kitchen and utility room. About 2m wide." - CARDIFF, job posted 01/01/70

"RSJ installation" - CARDIFF, 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 Cardiff£34£223
Install An RSJ near Penarth£35£223
Install An RSJ near Barry£33£218
Install An RSJ near Caerphilly£33£208
Install An RSJ near Church Village£34£214
Install An RSJ near Risca£32£218
Install An RSJ near Newport£41£233
Install An RSJ near Pontypridd£33£211
Install An RSJ near Weston-super-Mare£33£253
Install An RSJ near Cwmbran£43£219

Estimates for common extension builder jobs in Butetown;

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...