เหมาะสำหรับบ้านขนาดกะทัดรัด หรือใช้งานภายในห้อง Matching Your air purifier to your home sq. footage and kind is important for it to operate at its best. A common rule of thumb is to decide on an air purifier which has a CADR that may be at the very least two-thirds the dimensions with the waiting for link from Social Network Posts (25)