... convey liquid. 4.PVC hose. 5.With polyester reinforcement in. Pvc Air HoseAPPLICATIONSThe product is used for conveying water, ... oil, as under normal working condition in the factory, farm, ship, building and family. The ... conveying milk, beverage, distilled liquor, beer, jam and other foods in vending machines, ice machine and refrigerators, ect.CHARACTERISTICSIt is flexible ...