Detailed Product Description UL HEPA Filters -- Lytic Enzyme Filter -- Air FilterHF-L010Applied Scope: In higher quality of air requiring environments, such as air refresher, central air-conditioner, sterile room etc...Features: 1. Bio-bacteriolysis, safe and reliable, no adverse effect on human beings.2. In the air the anti-bacterial efficiency up to more than 99.99%, preventing air-conditioning ...