Filters for air conditioning; Air filtering installations; Air filtering units; Air purifiers; Air purifying apparatus; Air purifying apparatus and machines; all of the foregoing for industrial and commercial use

Air purification apparatus using fungicides, namely, air purification units, separators for the cleaning and purification of air; filters for air conditioning units; air filtering equipment, namely, air filtering installations, fibrous filtering media for general industrial use in the purification of air and industrial fluids; air purifying apparatus and machines; air conditioning installations; fume hoods, namely, oven ventilation hoods, exhaust hoods for kitchens; gas scrubbing apparatus, n...