[Class : 11] Prefabricated And Portable Unidirectional And Non Unidirectional Clean Rooms, Chemical Clean Rooms, Exhaust Fumes Hoods, Air Showers, Air Handling Units, Laminar Air Flow, Air Curtains, Clean Room Garments & Garment Storage Cabinet, Pass Boxes (Hatches), See Thro, Speak Thro Diaphragms, Hepa Filters, Pre And Fine Filters, Custom Made Clean And Conditioning Air C...