General description vhbw offers precision-fit replacement air filters for Liebherr refrigerators, designed to neutralize odors and enhance hygiene standards. These activated carbon filters ensure that even odorous foods can be stored without affecting the aroma of other items, allowing your food to retain its unique taste. To maintain optimal hygiene, it is recommended to change the filter approximately every 6 months. Technical specifications Material: activated carbon / plastic Colour: grey Weight per filter: 21 g Dimensions: 4.2 x 4.2 x 0.9 cm Replacement cycle: every 6 months Compatibility and accessories Compatible with Liebherr models: RBstd 528i-20A, RBstd 528i-22A, Rd 4200-22A, Rd 4600-22A, Rd 5000-22A Replacement for: 7440021, 9096989, 9882429, 9882460, 988246000