Compatible Design: Specifically engineered for the Pure Morning APH260 Air Purifier and APH320 WiFi Air Purifier, these filters guarantee optimal performance and fit 3-Stage Filtration: Includes a pre filter for capturing large particles such as hair and pet hair, a true HEPA filter for removing small air particles, and an activated carbon filter for removing odors and VOCs from the air Activated Carbon: The activated charcoal layer integrated into the filter helps to reduce unwanted odors from both the air and smoke cooking smell in your home, ensuring a fresher living environment Easy Installation: Designed for hassle-free installation, allows you to replace your old filters quickly and effortlessly, helping you maintain clean air without any inconvenience Regular Replacement Recommended: For the best results, we recommend replacing your APH260 Replacement Filter every 6-8 months, depending on usage APH260 APH320 Replacement Filter