For LG PS-309WI / AS-401WWJ1 / AS401WWL2 2pcs Oval Air Purifier Filter

1. Continuously physically adsorb harmful gases such as formaldehyde and toluene in the air, and lock them in the carbon pores of activated carbon to quickly purify indoor air odors
2. Electrostatically charged composite filter paper improves the capture efficiency and dust holding capacity of particulate matter, with high filtration efficiency, pure air output, and longer service life
3. 5-layer composite filter, high-precision, low-resistance progressive purification
4. It is recommended to replace the filter element every 6 months to prevent secondary pollution
5. Long-term formaldehyde removal and deodorization to prevent secondary pollution
6. Effectively capture more than 8 pollutants such as PM2.5, formaldehyde, and dust