Keep your indoor air clean with Filtrete's 14x24x1 Micro Allergen Defense Pleated 4-Air Filters. These filters are designed to remove airborne particles and pollutants, providing you with clean and fresh air to breathe. With a MERV 11 rating, these filters are perfect for use in air purifiers, air conditioners, and furnaces. The Filtrete brand is known for its quality and durability, and these filters are no exception. They have a filter life of 3 months and weigh 2.65 pounds, making them easy to install and maintain. The pleated design ensures maximum surface area for filtration, while the electrostatic technology captures even the smallest particles. These filters come in a pack of 4 and are compatible with a range of applications.