UV Superstore’s QU Series is for use in water vending machines. These units have a multi-pass flexibility and field expandability of up to four passes per unit. The QU Series has flow rates of up to 16 GPM for standard models and 20 GPM for high output models. These systems are designed to provide years of reliable service. Contact UV Superstore today at 770-307-3882 or visit www.uvsuperstore.com for more information.