The Everpure EV932401 Insurice Single-i2000² System delivers premium quality water for ice applications. Did you know your cartridges should be changed every 6 months? This system reduces chlorine, taste & odor, sediment and cyst reduction. Sized for most low flow 500 pounds per day cuber ice machines or 1,500 pounds per day flaker ice machines. This sanitary cartridge replacement is simple, quick and clean. Internal filter parts are never exposed to handling or contamination. Reduces maintenance and service costs by reducing scale and clogging of distribution lines, evaporator plate and pump. NSF, ANSI