Sub-Zero Water & Air Filters

Shop genuine Sub-Zero refrigerator filters: the 4204490 water filter (750-gallon capacity), the 7042798 air purification cartridge and a money-saving combo kit.

The 4204490 fits Sub-Zero Classic (serial 4134313 and later), Designer and PRO models. Sub-Zero recommends replacing the water filter about every 6 months and the air cartridge about every 6 months as well.

Need more help? Read our refrigerator water filter FAQ & install guide or email support@dailyfilters.com.

Shop other brands: Samsung · LG · GE · Whirlpool & EveryDrop · Frigidaire · Kenmore · Bosch
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  • Sub-Zero 7042798 Refrigerator Air Purification Cartridge genuine refrigerator air filter
    Sale

    Sub-Zero 7042798 Refrigerator Air Purification Cartridge – Genuine OEM

    Sub-Zero 7042798 Refrigerator Air Purification Cartridge – Genuine OEM
    $41.22 $42.49
  • Sub-Zero 4204490 Refrigerator Water Filter genuine refrigerator water filter
    Sale

    Sub-Zero 4204490 Refrigerator Water Filter – Genuine OEM, 750 Gallon

    Sub-Zero 4204490 Refrigerator Water Filter – Genuine OEM, 750 Gallon
    $74.68 $76.99
  • Sub-Zero 4204490 Water Filter + 7042798 Air Purification Cartridge Combo genuine water & air filter combo
    Sale

    Sub-Zero 4204490 Water Filter + 7042798 Air Purification Cartridge Combo – Genuine

    Sub-Zero 4204490 Water Filter + 7042798 Air Purification Cartridge Combo – Genuine
    $106.21 $109.49