Contains 4 replacement carbon filters. The carbon filter attacks smoke， cooking and pets odors along with harmful VOC's emitted by common household products. It helps to prevent polluted air from passing through the filter， lengthening the life of your Guardian Technologies filter. The carbon filter is quick and easy to install. It is recommended to use with the GermGuardian AC5900WCA. The use of this genuine Guardian Technologies replacement part will maintain the product's performance.

Contains 4 carbon filters replacements for use with GermGuardian FLT5900 HEPA filter for AC5900WCA air purifier

Activated charcoal absorbs household odors from pets， cooking， smoking and more

Replacement activated charcoal layer captures large dust particles and pet hair， extending life of the HEPA filter

For proper performance the carbon filter needs to be cleaned and or replaced as needed， important: use genuine guardian technologies replacement parts to maintain product performance