spray on sound dampener

Audio/Video Q & A
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jetmech53@juno.com's avatar
spray on sound dampener
jetmech53's avatar
jetmech53
+1y
i saw this spray on sound dampener somwhere and someone gave it a good review so i was wondering if anyone has heard of or used this stuff and is it anygood. also what are some dynamat alternatives that are good and preferrably cheaper?
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