เครื่องถูกปิดผนึกอย่างแน่นหนาเพื่อกักเก็บสารมลพิษเอาไว้ two Kilos of activated carbon and alumina, which ought to make it much greater at capturing VOCs. But it really’s high-priced, the filters last only six months, and replacements Expense about $200. That third model ran at our Business office for more than two several years straight though it Successfully Submitted (Awaiting Approval)