The HVAC Air Filter 20x25x1 MERV 11 MPR 1000 Allergens 2 Pack by Filtrete is designed to effectively filter out allergens and pollutants from your air conditioner, HVAC system, or furnace. With a MERV rating of 11, this pleated filter is electrostatically charged to capture dust and mold resistant particles. The filter frame is made of durable paper material and has a filter life of 3 months, making it a reliable choice for maintaining indoor air quality. With a smart app reminder feature, you can easily keep track of your filter replacement schedule and ensure clean, healthy air in your home.