BREATHING CEILING

Boards of metal, structural supports of metal, metal panels, and metal tiles sold as a unit for the purpose of making ceilings; boards of metal, structural supports of metal, metal panels, and metal tiles sold as a unit for the purpose of making suspended ceilings; frames of metal for ceilings; ceiling supports of metal; framework of metal for ceilings

Acoustical tiles; Acoustic attenuation coatings for ceilings in the nature of soundproofing materials; acoustic attenuation coatings for walls in the nature of soundproofing materials; sound-absorbing materials with textile surface in the form of wall and ceiling coverings and wall hangings; acoustic screens for sound insulation; non-metallic structures for soundproofing

Non-metal boards, non-metal structural supports, non-metal panels, and non-metal tiles sold as a unit for the purpose of making ceilings; non-metal boards, non-metal structural supports, non-metal panels, and non-metal tiles sold as a unit for the purpose of making suspended ceilings; ceiling tiles not of metal; non-metallic coverings for ceilings