The OptiPure QTSX-2PG is a dual-cartridge water treatment system with two 15” Qwik-Twist cartridges, that reduces sediment down to 0.5 microns, and reduces chlorine, taste & odor at a flow rate of 1.0 gpm for a minimum of 22,500-gallons. The system includes a ScaleX2 cartridge that incorporates a chemical-free scale inhibition technology that utilizes template-induced crystallization to effectively inhibit the formation of calcium carbonate scale. A pressure gauge kit is included.