Suitable for LGLT120F, ADQ73214402, LFX31925SB, ADQ73214403, LFX31925ST, ADQ73214404, LFX31935ST, LFX25991ST, LFX31925SW, LFX299 927ST, LFX329345ST, LFX29927SW, LFX33975ST, LFX29927SB, LFX31995ST, LFX29945ST, LMX31985ST, LFX31925ST, LMX30995ST, LFX31945ST, LSC2 2991ST and KENMORE9918 Replacement frequency: For better cleaning, it is recommended to replace the air filter every 6 months to achieve the best filter effect and strong suction power The filter housing is make of, and enduring Purifying your fridge ' s air leads to keeping the true flavor of your food intact The inner layer is a activated carbons meshes layer, which can effectively filter and remove odours, keeps the smell of the fridge freshly and cool