GLACIER FRESH - Replacement for Sub-Zero 4204490, 4290510 Water Filter and 7042798/7007067 Air Filter Combo Pack(3+3)

"GLACIER FRESH Replacement for 4204490 Filter uses extra grade coconut shell carbon block filter with 0.5mm micro hole size. It can be combined use with replacement for 7007067 air purification cartridge. In order to get the freshest air, please change the filter every six months (to minimize odors). The water filter replacement 4204490 features a twisted design for quick and easy filter change."