Improve the quality of your coffee or tea with this commercial water filtration system that's specifically designed for coffee and tea brewers. Not only will it filter your water quickly and effectively, it also uses a built-in pressure gauge to help monitor proper flow. Choose from several replacement cartridges to best fit your brewing needs: 1,500 Gallon Capacity, 3,000 Gallon Capacity, or 9,000 Gallon Capacity. NSF. Ships from IL.