Cost to fit an RSJ in W1

Install an RSJ cost in W1

RSJ cost in W1

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in W1 it ranges from £2,144 (Hestia Contractors Ltd based in W1B) to £2,632 (Sehem Design based in W1F).

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 W1 by posting a job with HaMuch and we will send it to extension builders in W1.

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Borough in London
Install An RSJ in City of Westminster
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Estimates for common extension builder jobs in W1;

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.