Dedicated to providing home environment products that enhance home comfort through smartly designed products that naturally complement your home and revolutionary technology that really works. Humidifiers, air cleaners and parts, heaters, fans and filters - all available here at Bionaire.com. PERMAtech™ Air Cleaners outperforms filterless fan-less air cleaners you may have seen on TV. The first of their kind to offer HEPA-type filtration in a permanent filter that never* has to be replaced. The PERMAtech® humidifier filters use exclusive composite materials to filter out mineral deposits found in the water and you simply wash the filter to refresh it!