ProLine Series 9/16 in. O.D. x 3/8 in. I.D. x 100 ft. Clear Vinyl TubingOur clear poly tubing is manufactured to exact specifications which gives it the flexibility of rubber and the clarity of glass. The streamlined bore maximizes flow and reduces buildup. This PVC tubing handles an array of chemicals, gases, and liquids. It is a perfect choice for resistance against acids, alkalis and many solvents, it makes a superior drainage line and can be used for protective insulation. Do not use with ice makers.