Author Topic: rubber/vinyl  (Read 2345 times)

mr.x

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rubber/vinyl
« on: January 03, 2003, 05:08:28 AM »
I realize that the loaded MLV has barium sulphate. But what about the STC for 1/4" rubber or vinyl that isn't 'loaded'?
I was wondering what the rating would be since the material is limp, heavy and similar.
Thanks
x


 

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