photocatalyst anti-bacterical air purification units filter Brand Name: KINGLEI Usage: 1. Intermedia efficiency air purifier filtration 2. absorb formaldehyde, benzene, peculiar smell, smoke 3. remove TVOC 4. with antibacterial functions. Feature: Nano type regular disturbion high temporature resistant basic material Frame: aluminium frame size: as customization Filter media : Nano type Tio2 Basic material(optional): aluminium honeycomb aluminium net or stainless steel net ceramics foam nickle Efficiency: 99.99%