Designed specifically for pet owners. Austin Air has assembled a filter to trap the allergens caused by pets. The Pet MachineTM uses HEPA technology to trap airborne dust and dander. While the Special carbon blend will help reduce many pet odors that linger in the air. Every minute, over 250 cubic feet of air passes through 15 pounds of Activated Carbon and over 60 square feet of True Medical Grade HEPA, providing air so clean it could change your life and how you sleep. 360 degrees Progressive Filtering System The Pet MachineTM addresses the complete spectrum of air cleaning, removing sub-micron particles, noxious gases and chemicals. Austin Air's 360-degree intake system draws air into all sides of The Pet MachineTM, passing it through a 4-stage filter. The result, clean air delivered quickly and efficiently.