เครื่องถูกปิดผนึกอย่างแน่นหนาเพื่อกักเก็บสารมลพิษเอาไว้ If You precisely want to deal with large amounts of volatile natural compounds (VOCs), we suggest the Austin Air HealthMate HM400. Like our other picks, it uses a HEPA filter to seize particulate pollutants. But In addition it is made up of a massive, 15-pound adsorbent filter (composed of Successfully Submitted (Awaiting Approval)