HEPA stands for “substantial-effectiveness particulate air.” The filter technologies is the results of an industrial need to have that grew to become important within the Atomic Age: superior volumes of very clean air, essential to the creation of microprocessors and also other delicate devices. ตัวเครื่องอาจค่อนข้างใหญ่ไปสำหรับผู้ใช้บางท่าน In accordance with AHAM , https://www.mannature.com/products/detail/airpurifier