17 Acoustic and thermal insulation for use in the automotive, HVAC, appliance and commercial interior industries; Acoustic insulating panels; Acoustical insulation barrier panels; Acoustical insulation for buildings; Acoustical tiles; Architectural acoustic products, namely, sound absorbers and diffusers; Architectural acoustic products, namely, sound absorbers and diffusers in the form of decorative display panels composed primarily of non-metal materials which function to control sound; Architectural acoustic products, namely, temporary coverings for passageways which function as sound barriers composed primarily of non-metal materials; Bark coverings for sound insulation; Electric, thermal and acoustic insulators; Glass wool for insulation; Insulating fabrics; Insulating materials; Sound dampening blankets; Soundproofing materials