Ideal for Light Duty collection & conveying of Air, Gases, Dust and Light materials. Used for conduits of air, industrial ventilation, collecting dust with exhaust fans in stonemasoning, fiberglass, textiles, asbestos processing and other industries, cooling of motors and air intakes for all machineries, conveying warm air for drying, vacuum cleaning equipments, air-conditions for offices, kitchen-range overhead exhaust, etc.