Acoustic baffles for soundproofing purposes; Acoustic insulating materials; Acoustic insulation panels; Acoustical insulation barrier panels; Architectural acoustic products, namely, sound absorbers and diffusers; Architectural acoustic products, namely, temporary coverings for passageways which function as sound barriers composed primarily of non-metal materials; Construction materials, namely, a nonmetal sub-floor membrane for residential and commercial soundproofing use; Packing foam in sh...