Gree, Sharp, and Samsung air purifiers are suspected of being unqualified. You can search based on this title. Anyway, it’s really a big push to say that it’s unqualified. However, the purifier I bought at home is a Mitsubishi Heavy Industries air conditioner. The quality test has not been exposed
And it is used to disinfect and sterilize things. Products with substandard quality will cause harm to human health. Therefore, consumers must be careful when purchasing. Choose an air purifier from a regular manufacturer listed on the brand website. I have used Niansheng air purifier, so
I suggest you ask an authoritative indoor air quality testing agency to test the indoor air quality. After passing the test, you can move in! If it is not qualified, you can ask a professional Indoor air pollution control companies must carry out treatment, and the air quality must meet the standard.
Blueair, a famous Swedish purifier, has been tested by the Consumer Association and has a PM2.5 removal rate of more than 99%. The price is much more affordable than IQair. Just knock down the domestic brands, such as Yadu and Yuanda. They basically fail the actual test and release ozone.
Unqualified, including high-end communities developed by some brand real estate developers. The "Swimming Pool Water Ozone Purification and Disinfection System" carefully developed by Huiqing Technology in conjunction with German Kaufmann and Shenzhen Tsinghua University Research Institute can quickly sterilize and disinfect swimming pool water.