97723965
Dec 19, 2022
Architectural acoustic products, namely, sound absorbers and diffusers, bass traps, flutter walls, scatter blocks, acoustic absorbing wall panels, acoustic absorbing and blocking ceiling panels and corner traps; acoustic insulation panels; acoustic insulating materials
Rubber GoodsWall and ceiling panels not of metal; building panels not of metal; non-metal frames and tracks for hanging ceiling and wall panels
Nonmetallic Building Materials