Kuriyama's Kuri Tec® POLYSPRING® K7160 Series Standard Wall Food and Beverage Vacuum/Transfer Hose is constructed of PVC with a helically-wound spring steel wire. The crystal clear PVC compound is formulated with ingredients in compliance with FDA, USDA, 3A, NSF, and RoHS criteria. The spiral wire reinforcement prevents kinking or collapsing and the electrogalvanized helical steel wire can be used for static dissipation. Series K7160 is resistant to chemicals, self-extinguishing, non-marking, non-toxic and silicone-free. General applications include full vacuum lines, industrial vacuum pumps, food and beverage dispensing, air and water supply lines, pneumatic parts transfer, car wash applications, coolant lines, air breathing lines and deionized water systems.