1. The product contains 2 HEPA filters, suitable for Honeywell HHT270 HHT270W HHT290 FRF101B FHT170W FHT180W FHT190W FRF102B FHT170WCV FHT180X FHT180 FHT190V air purifiers
2. Can filter micron-level dust to prevent secondary pollution
3. Can be disassembled and cleaned independently, low replacement cost
4. It is recommended to replace the filter every 6 months. Using an old filter will reduce the efficiency of the air purifier
5. Size: 25.5 x 12.5 x 3.5cm