[Class : 11] Apparatus For Air Conditioning, Air Treatment, Ventilation, And Refrigeration, Namely: Air Handling Units; Treated Fresh Air Units; Indoor Air Purification Units; Energy Recovery Ventilators; Air Scrubbers; Air Washers; Evaporative Cooling Units; Chilled Water Cassette Units; Fan Coil Units; Fresh Air Ventilation Units; Exhaust Ventilation Units; Split Type Air ...

[Class : 9] Apparatus And Instruments For Monitoring Indoor Air Quality