Tlily - 40 Sheet 28'' x 12'' Electrostatic Filter Cotton,HEPA Filtering Net for Philips Xiaomi Mi Air Purifier

General description Innovative electrostatic filter cotton designed for air purification, effectively isolating particulate pollutants larger than 0.2 μm. This HEPA filtering net enhances the filtration efficiency for 0.5 μm dust, achieving over 95% effectiveness. It extends the life of your air purifier's filter by effectively capturing dust, pollen, bacteria, and other pollutants, thereby reducing replacement costs. Technical specifications Dimensions: 70 x 30 cm Material: Cotton Wind resistance at 0.5 m/s: 3.5 Pa Filtration efficiency for 0.5 μm dust: >95% Can be cut into at least 2 pieces One piece can be used for about 1 month Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with Mi Air Purifier 1/2/Plus Can be cut to fit air conditioners, windows, and electric fans Used in conjunction with HEPA filters to extend their service life Usage Soft, non-toxic, and odorless Washable 1 or 2 times; scrub gently Suitable for modified air purifiers, household