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Ventilating fans for commercial and industrial use

Plastic tubing for ventilating mines and tunnels, and for heating, ventilating, and air conditioning in commercial and industrial installations

Pumpable crib-bag assembly for mine-roof support, namely, non-metal structural supports; nonmetal air-conditioning and heating ducts; nonmetal ventilating ducts; ducts not of metal for ventilating mines and tunnels, and for heating, ventilating, and air conditioning in commercial and industrial installations

Industrial textile cloth, namely, brattice cloth

Multiple-ply fabrics sold in roll-good form for use in the manufacture of bags, curtains, tents, upholstery and other related uses