cnc

  There are two main reasons to choose silent air purifier: CADR value 1. As we know, the larger the CADR value, the better, because the purification speed will be faster and the applicable area will be larger. However, if the area is converted, the calculation formula between the CADR value and the applicable area is: the CADR value is multiplied by (0.07-0.12). At first glance, a silent air purifier  with a CADR large enough to cover the area of your home would be enough to clean the whole house. But in fact, because of the walls and furniture and other things in the home, simply rely on a large CADR value air purifier is difficult to effectively purify the entire room. In addition, the large CADR value mentioned by the manufacturer actually refers to the data under the maximum air volume, when the noise value is generally high, and we rarely use the maximum CADR gear in daily life. Noise indicator 2. Noise is an important indicator of user experience. We all have to go to w...