GE s most advanced filtration ever; Tested and verified to filter 5 trace pharmaceuticals including ibuprofen, progesterone, atenolol, trimethoprim, and fluoxetine; NSF certified to filter contaminants such as cysts, lead, mercury, asbestos, and select pesticides and chemicals; NSF certified for structural performance and to filter chlorine taste and odor and particulates; 6 month filter life (cartridge should be replaced every 6 months at a rated capacity, or sooner if a noticeable reduction in flow rate ...