Enjoy clearer, better-tasting water with ZeroWater 23 Cup 5.4L Dispenser. ZeroWater's 23 Cup 5.4L Water Filtration Dispenser featuring Ready-Pour technology is the largest capacity filtered dispenser on the market. Ready-Pour technology allows you to dispense filtered water as the reservoir continues to filter. The compact design features a push-and-pour tap and is perfect for in-home or small office usage. Using ZeroWater's patented ion exchange technology incorporating a 5-stage filtration system, combines FIVE sophisticated technologies that work together to remove 99.6% of all total dissolved solids (TDS), the non-organic and organic sediments and contaminants found in our everyday tap water. ZeroWater's filtration is also the only system independently certified by the global public health and safety organization NSF to reduce microplastics exceeding three microns in length, the forever chemicals PFOS/PFAS by 95% along with lead, and chromium to deliver the purest tasting water. All ZeroWater jugs include a free Water Quality (TDS) Meter to test your water to ensure the highest quality filtration on the market.