Help keep your food tasting fresh by periodically changing your refrigerator's air filter. It’s best to change your air filter approximately every six months and/or when your CHANGE FILTER light comes on your LED control panel. The LT120F Fresh Refrigerator Replacement Air Filter (part # ADQ73214404) is compatible with the following LG refrigerators: LFX31925ST, LFX31925SW, LFX31925SB, LFX25991ST, LFX31945ST, LFX329345ST, LFX33975ST, LFX29927ST, LFX29927SW, LFX29927SB, LFX29945ST,LFX31935ST, LMX31985ST, LMX30995ST, LFX31995ST, LSC22991ST.
