Nothing compares to clean air, and the Hunter 30067 HEPAtech Air Purifier is proof of that. Complete with the world-famous HEPA filtration system, this air purifier is guaranteed to remove up to 99% of air pollutants like smoke, dust, and pollen to keep you and your loved ones healthy and happy. A separate ionizer works to clean the air, changing it completely up to six times per hour. The unit also includes an odor-reducing carbon pre-filter and an LED indicator that lets you know when it's time to change the filter. A 5-year limited manufacturer's warranty gives you additional peace of mind.About Hunter FansDedicated to improving air quality since 1886, Hunter Fans has never stopped looking for new ways to make our air healthier and cleaner. When John and James Hunter first realized how important air circulation was for overall health and comfort, they began building water-driven ceiling fans. This passion for air improvement has blossomed throughout the years into a company that is committed to clean, healthy air brought to consumers from purifiers, humidifiers, misters, and more. Dedicated to quality, committed to safety, and passionate about the overall health and happiness of each and every one of us, Hunter Fan products are customizable to your specific needs while continuing to improve technology to make us feel better and breathe easier.