Per sq. ft. mass loaded vinyl sound barrier which is sandwiched involving two levels of 1 in. thick acoustical fiberglass batting which is then quilted with a vinyl-coated fiberglass cloth facing. This enables our PrivacyShield® Barrier Septum Soundproofing Blankets to supply 360-diploma sound absorption and sound attenuation in a single https://marlont357suu0.wikimidpoint.com/user