Reduces 16 contaminants, including pharmaceuticals, waterborne parasites, lead and mercury, pesticides, asbestos and industrial chemicals (NSF certified)., Replace filter every 6 months or 240 gallons to maximize contaminant reduction., Compatible with Whirlpool®, Maytag®, Amana®, KitchenAid® and JennAir® refrigerators., Replaces 1500 Plastic Water Bottles, Compatible with Whirlpool®, Maytag®, Amana®, KitchenAid® and JennAir® refrigerators