2 PCS Air Purifier Filters, Pet Care Replacement Filter 3-in-1 New Fine Non-Woven Fabric Pre, True HEPA, Activated Carbon Filter

【360°3 STAGE FILTRATION】:The high efficiency Betcozy HEPA air filters capture 99.97% of airborne particles and particles as small as 0.1 microns. The activated carbon prefilter absorbs smoke, cooking fumes and noxious odors from harmful volatile organic compounds. 【VALUE PACKAGS】:Package includes 2 x H13 True HEPA Filters. For the best performance, it is recommended to replace the HEPA filter every 6-8 months for the best performance (depending on your usage and environment), and obtain higher filtration performance for long-term use. 【HIGHER EFFICIENCY,LONGER LIFESPAN】:Betcozy HEPA Filter is made of environmentally friendly non-woven fabric and activated carbon, both of which use advanced low-energy, low-density structural technology verified by the manufacturer to provide low wind resistance, higher efficiency, and lower pressure to ensure maximum filtration effect. The upgraded electrostatic electret filtration technology used in the nonwoven fabric saves energy and extends service life.