วิธีเลือกซื้อเครื่องฟอกอากาศในห้องนอน เลือกอย่างไรให้คุ้มค่า Matching Your air purifier in your place square footage and sort is important for it to operate at its best. A normal general guideline is to settle on an air purifier which has a CADR that is a minimum of two-thirds the size from the space. RabbitAir is waiting for link from Social Network Posts (10)