Shark New - Shark Air Purifier 3-in-1 True HEPA Filter Air Purifier 1000sqft HC452 •POWERFUL PURIFICATION: Pure Air Microforce uses a powerful fan to deliver fast, powerful, and quiet purification.•CLEAN AIR COVERAGE: Powerfully purifies spaces up to 500 square feet, based on 1 air change per hour.•KEY FEATURE/BENEFIT 3•3-IN-1 MODES:... $299.99 Was: $399.99 Was: Add to Cart