Pureline UKF8001 Refrigerator Water Filter Replacement, EDR4RXD1, Everydrop Filter 4, UKF8001AXX-750, UKF8001AXX-200, Maytag UKF8001, Whirlpool EDR4RXD1, 4396395, Kenmore 9084, 9006, (3 Pack)Brand: PURELINE Features: Innovative Filtration Technology: Our refrigerator water filters use a state of the art 3 step filtration process consisting of 2 pore sized micron filters and an activated carbon block that enhances water quality and taste! Firstly, the water goes through a mechanical filter that captures medium size elements then passes through 2 ionization filters that filter out large materials and remove the smallest impurities and