换枕头，更滤器

来源: 于 2022-02-08 19:03:30 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

http://kfqgw.beijing.gov.cn/hdjl/cjwt/202108/t20210827_2477934.html

 

更换空调加热系统中的过滤器，选择滤粉尘霉菌等级的 FPR8-9

Best Air Filters: FPR 8-9 filter out:

 

  • Large particles like household dust, lint, dust mites, pollen and pet dander
  • Small particles like bacteria and mold spores
  • Smoke, smog, microscopic allergens plus particles that can carry viruses