The term ” sound insulating panels” is confusing. Sound is either reflected, absorbed, or diffused. I do not know any sound that is insulated. I think people want to be “insulated” from sound or a better term would be isolated from sound energy. They just don’t want to hear the bass.
Maybe the term sound insulating panels came about because a lot of acoustical absorbing panels in the marketplace today are filled with fiberglass or glass wool insulation. People then began to equate fiberglass, steel wool, with housing or building insulation and the quiet their homes exhibited. Thus, the term sound insulation panels was born.
Sound insulating panels should be changed to sound absorbing panels. We don’t want to insulate sound, we want to absorb, diffuse or reflect it. We can insulate our homes, but lets leave sound where it belongs.
There may be apps that do that. You can definitely find spectrum analyzers that will measure ultra low.
Is there an APP that can measure the ultra low frequency levels?
.Plaster is a viable middle and high frequency absorber. We have used it many times in new builds that have…
Hi Dennis I'm curious what you think of acoustic perforated plaster - say CST Galaxy -on particularly ceilings in music…