Ideal for rooms up to 320 square feet. Surround Seal filter technology helps assure virtually all of the air circulated through the air cleaner passes through the HEPA filter. It's lightweight and portable and features our patented 360 air intake and discharge for maximum performance. 3 speeds. #1 Choice of Physicians 99.97% true HEPA filter Recommended for a 16' x 20' room; 6 air changes per ho
