This Winix 5300 PlasmaWave air cleaner helps to clear indoor air silently and effectively with a three-stage purification system. The high efficiency particulate air (HEPA) filter removes 99.97-percent of particles as small as 0.3 microns in size, a carbon pre-filter collects volatile organic compounds and odors, and the plasma generator disables airborne pollutants at the molecular level. No ozone or other harmful by-products are produced, making it truly a clean system. It's also easy to use: The built-in air quality sensor adjusts the fan speed as needed so there's no guesswork or repeated re-setting involved. Suitable for very large rooms: clean air delivery rate of more than 280-square-feet.

Highly recommended air cleaner to remove indoor pollutant quietly and effectively and eliminate your allergies and asthma. Suitable for very large rooms (more than 280 sq. ft). The Winix Plasma Wave air cleaner model 9000 features 5 stages of air cleaning to capture and neutralize a broad range of indoor pollutants quietly and efficiently. The True-HEPA filter captures 99.99% of particles as small as 0.3 microns in size, the washable activated carbon absorbs odors and volatile organic chemicals, and plasma generator attacks airborne pollutants at the molecular level. Also includes a bacteria-resistant washable pre-filter, and a nano-silver mesh shield. Built in odor and dust sensors provide set-and-forget operation by adjusting the fan speed automatically.