Roy W. Rising <
rwri...@dslextreme.com> wrote:
>
>While we're at it ... does anyone have any experience with acoustical paint=
>? I recall reading about some U.S. Navy research about using ceramic micro=
>spheres in a thick coating, resulting in *some* acoustical and thermal atte=
>nuation. =20
There are a bunch of popular spray-on popcorn coatings, and they all produce
a little absorption and a little diffusion in the top couple octaves and
although they are useful they are not the wonderful cure-all that architects
without acoustical background seem to believe.