เครื่องถูกปิดผนึกอย่างแน่นหนาเพื่อกักเก็บสารมลพิษเอาไว้ In The event you specially have to have to deal with significant levels of volatile organic compounds (VOCs), we advocate the Austin Air HealthMate HM400. Like our other picks, it employs a HEPA filter to capture particulate pollutants. But In addition it has a large, 15-pound adsorbent filter (made waiting for link from Social Network Posts (13)