Air purifier helps allergy sufferers breathe easier
Model 501 air purifier traps 99.97% of all airborne allergens and lung-damaging pollutants as small as 0.1 micron, including pollen, dust, bacteria, pet dander, and mold spores. Uses 2-stage HEPASilent filters for filtration at low pressure. Noise level ranges from 35 to 71 dB.about the same as a desktop computerdepending on airflow rate selected. Energy-efficient unit uses only 15 to 95 w. of power. Purifies space up to 580 sq. ft.