HEPA Stands for “substantial-performance particulate air.” The filter technological know-how is the results of an industrial require that grew to become important from the Atomic Age: higher volumes of quite clean up air, important for the production of microprocessors along with other delicate instruments. ตัวเครื่องอาจค่อนข้างใหญ่ไปสำหรับผู้ใช้บางท่าน For the reason that this Successfully Submitted (Awaiting Approval)