Culligan D-10A Level 1 Drinking Water Replacement Cartridge Carbon-Impregnated Cellulose 2 pack Size: 9.75 H x 2.5 W x 2.5 D Model: D-10A (Home & Kitchen) 5-micron extra-fine sediment water filter Reduces extra-fine dirt, sand, sediment, silt, rust particles, and scale particles Reduces chlorine taste and odor, bad taste and odor, and sediment from your drinking water Water filter life up to 3 months or 250 gallons. Easy to install in under sink water filter systems