Food quality discharge and suction hoses are constructed from 100% PVC, a rigid PVC spiral encased in flexible PVC. Typical Applications: Suction and discharge of solids and liquids (including water) in the manufacture of food, beverages and constituent ingredients. Food Use: Suitable. Chemical resistance: Resistant to most oxidising and reducing agents and diluted acids and alkalis, for further details please contact us. Vacuum: 570mm Hg = 75% at 20 degrees C. Features: Weather resistant, durable, smooth bore, good abrasion, rot and chemical resistance, good crush and kink resistance.