Undersink Drinking Water Filter Replacement Cartridge, Filters Sediment, Bad Taste, Odor, Chlorine, Giardia, Crytosporidium, Asbestos, Lindane, Atrazine, Lead, & Mercury, Carbon Briquette, Filter Life 6 Months Or 600 Gallons, For Use With Model Model #US-600A True Value #563-429 & Model #US-560.