HEPA Stands for “higher-performance particulate air.” The filter know-how is the result of an industrial need to have that became essential from the Atomic Age: substantial volumes of really thoroughly clean air, crucial to the production of microprocessors and other sensitive instruments. ฝุ่นละออง, เชื้อรา, ละอองเกสร และแบคทีเรีย That third model ran Successfully Submitted (Awaiting Approval)