FlexSeal as sound deadening?

[derickveliz2]

Originally Posted by Viperoni

Best post.

Also, roofing products and the like from Home Depot/Lowes are NOT good CLD's (or sound deadeners) because of their construction.
They also don't do much, so don't spend much money on it either.

I found a very noticeable difference when I made a "sheet" of MLV (Mass loaded vinyl) that I put between my rear inner door skins and door panels.

Thanks,

here is a long story, learning process and time consuming adventure...

LINK




D.