Glass of all thicknesses should have this resonance frequency, so Regardless how thick you go, there will almost always be a frequency at which the glass will essentially make noise louder. This can be the explanation why acoustic window systems will utilize glass of two various thicknesses – to fight https://cruzlsxbe.blogpayz.com/26886198/not-known-factual-statements-about-noise-reduction-4sash-windows