2-Pack Defender Replacement Filter Compatible with Filter Queen Defender 4000 7500 360 Air Purifiers

Compatible with--Compatible with Filter Queen Defender 4000 7500 360 Air PurifiersOur filters need to be propped up for use | Activated Carbon Filter--High efficiency activated carbon can reduce odors, like smoke, pet odors. | Easy to install--Easy to replace and disposable, no tools required. Simply remove and replace from your machine unit when needed. | Life Time--We recommend replacing the filter every 4-6 months, depending on usage. | Buy With Confidence--If you have any questions, you can contact us at any time and we will guarantee to provide services to your satisfaction.