How to buy air purifier

When our environment is getting worse, people are also buying air purifiers to make the indoor air more clean and avoid problems when their respiratory tract is affected. How to buy air purifiers?

1, the network level, different filter levels, the purification effect is different. The higher the HEPA network grade, the smaller the diameter of the filterable particles, and the filter dust effect is very good. At present, the common air purifier on the market uses the H10H9 grade HEPA net, and the middle and high-end air purifiers are generally used. H12 level HEPA network, very few high-end air purifiers use H13 level HEPA net, H13 level HEPA net is imported medical grade Cleansing Soft HEPA filter.

2. Although the air purifier industry is diverse, the real basic technology still needs to be understood. The technologies used by the general brand include photocatalyst, negative ion, activated carbon, HEPA network technology, etc. Many brands will add these brands. Own unique patent technology, but because of the different strengths of the brand, the technical strength of the products is different. The technical point of view depends on whether the product device has obtained the patent. Observe the filtration system of the air purifier, which is the core device of the air purifier. Only an air purifier with an excellent filtration system can remove more pollutants from the air more effectively.

3. The larger the air cleaning amount (CADR), the larger the purifying area of the air purifier, and the more the number of purification cycles. The international standard is 5 times in 1h cycle. For example, there is an air purifier with a clean air volume of 450m3/h, which is calculated by the room height of 3 meters. The area of the air purifier is: 450÷5÷3=30 square meters. When purchasing, consider whether the clean area of the air purifier matches the room area. If the clean area is smaller than the room area, the expected clean effect cannot be achieved.