Filtretre Allergen Defense 1000/1085 MPR Furnace Filter, 16" x 25" x 1" 2-Pack is designed to enhance the air quality in your home by capturing a broad range of particles and allergens. Specifically engineered to work seamlessly with central heating and cooling systems, this filter effectively s your system into a whole-home air filtration solution. It captures particles of various sizes, from larger ones such as lint, pollen, dust, and pet dander to smaller particles like smoke and smog, helping to reduce allergens and improve overall indoor air quality. Featuring a Microparticle Performance Rating of 1000/1085, this filter demonstrates its capability to trap common airborne allergens and pollutants, providing cleaner and healthier air for you and your family. Regularly replacing your HVAC filters with Filtrete Allergen Defense filters ensures that your home maintains fresh and purified air throughout the year. Model Number: 9801-2PK-HDW