Scotsman AP1-P AquaPatrol Plus Single System Water FiltrationTo maintain fresh tasting ice, water requires filtration. This Scotsman AP1 P AquePatrol Plus is a Single Water Filtration System. It is designed for ice makers and beverage equipment. It has the capacity to filter 650 lbs. for cubers and 1,200 lbs. of ice for flakers, nuggets, and nugget dispensers. The AP1 P has been engineered to leave chlorine in the water. This maintains a clean machine for longer. Its polyphosphate feed inhibits scale build up