HEPA means “higher-efficiency particulate air.” The filter technological innovation is the result of an industrial need to have that became crucial from the Atomic Age: substantial volumes of very clear air, essential for your creation of microprocessors together with other sensitive instruments. บ้านเครื่องฟอกอากาศเครื่องกรองอากาศเครื่องวัดคุณภาพอากาศ That third model ran at our Office https://mannatureairpurifier.com/