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What is Delta Rw and Delta is relation to sound?

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What is Delta Rw and Delta is relation to sound?

Postby adminSPF on 02 Mar 2009, 16:36

What is Delta Rw and Delta is relation to sound/acoustics?
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Re: What is Delta Rw and Delta is relation to sound?

Postby Timbotski on 09 Apr 2009, 13:55

As Delta is the mathematical symbol for change the Delta Rw is the change in weighted sound reduction index, assumedly after the application of treatment to a wall/floor.
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