The Clever Way Custom replacement air filter for your cabinet Binding and neutralizing odors For a more pleasant room climate and more hygiene Impeccable new products in original packaging All compatibilities & technical details can be found below The air filter in the cabinet neutralizes odors and ensures more hygiene. Only with a fully functioning filter will your food retain its unique taste. Also store odour-intensive foods in the cupboard without affecting the aroma of other foods. In other words, it's the same. For optimal hygiene, you should change the filters approximately every 6 months. Scope of delivery: 2x air filter Technical data: Material: activated carbon / plastic Color: grey Weight per filter: 21 g Mae: 4.2 x 4.2 x 0.9 cm Suitable for the following Gertemodels (Ctrg + F / Cmd + F to search your model): Liebherr CBNa 572i-22A, CBNbbd 5223-20A, CBNbbd 5223-20B, CBNbda 5223-22A