The QTI-1+ is a dual-cartridge water treatment system with two 15” Quick-Twist cartridges, that reduces sediment down to 0.5 micron and reduces chlorine, taste & odor at a flow rate of 2.25 gpm for 22,500 gallons. The system includes a five-micron PolyTrix Qwik-Twist prefilter for added protection on water supplies with excessive dirt and sediment. The system also includes IsoNet®, OptiPure’s patented scale-inhibiting technology, which delivers consistent protection against the precipitation and accumulation of scale and provides a protective barrier to help guard against corrosion. 


ICE MACHINES - Cubers up to 1,000 lbs., flakers up to 1,500 lbs.
COFFEE - Single or multiple brewers up to 2.25 gpm.

Replacement Cartridge(s)

  • 300-05802 - S5-Q (1 Required)
  • 300-05835 - CTOS-Q (1 Required)