3M 9807-CTC Fresh Grade Electrostatic Air Filter-4 Pieces Pack (8 pieces in total in two groups)

3M Fresh Grade Electrostatic Air Filter - Pack ◆High-efficiency filtration: The same electrostatic filtration principle as the N95 mask, the efficiency is upgraded, and the indoor air pollutants are efficiently filtered out. ◆Patented process: 3M ultra-thin film weaving technology, applying permanent positive and negative charge electrostatic treatment to the ultra-fine fibers. ◆Easy Paste: Easy to cut and paste, add an extra piece of the original household air circulation equipment (air conditioner/dehumidifier/cleaner) to upgrade the cleaning function immediately. ◆No power consumption: It has both filtration power and air permeability, and the air resistance is small, which will hardly increase the extra burden of the air-conditioning compressor. ◆Imported filter material: The filter material of the electrostatic air filter is imported from the United Kingdom, with excellent filtration efficiency and guaranteed quality. ◆In order to ensure the filtering efficiency and avoid the burden on the circulating body, it is recommended to replace it regularly every 1-1.5 months. ◆It is suitable for those who need to improve indoor odor. ★This product is a consumable, once it is unpacked and used, it cannot be returned★ ◆Model: 9807-CTC ◆Internal content: 4 pieces, with self-adhesive (adhesive sticker)> this set contains 2 sets of 8 pieces in total ◆Product size: 22 x 34 cm/piece ◆Outer box size: width 13 x thickness 3 x length 26 cm ◆Product weight: 100 g ◆Validity period: 4 years ◆Origin: Taiwan (the material of the electrostatic filter is imported from the United Kingdom) ◆International barcode: 4710367661078