The professional air purifier for pure indoor air—ideal for room sizes of 800 sq ft. The AP80 Pro is perfect for larger areas with higher volumes of foot traffic such as living rooms, kitchens, and larger commercial office spaces. The novel 360º multi-layer filter system has long life Hepa filter technology and the highest amount of specialized active Carbon. The IDEAL AP series is a great solution for both residential and commercial applications. See what 4 clean air exchanges per hour can do for you. 5-year Warranty!