20x25x4 MERV 11 Pleated Air Filter, 6-Pack

The Aerostar 20x25x4 MERV 11 Pleated Air Filters (Actual Size: 19 1/2" x 24 1/2" x 3 3/4") - 6 Pack are designed for superior filtration efficiency and are comparable to MPR 1000-1200 and FPR 7. These filters are made with electrostatically charged synthetic material that can capture allergens between 0.3 - 1.0 microns, including lint, dust mites, spores, pollen, pet dander, fine dust, and smoke. Using Aerostar filters is a simple and cost-effective way to create a healthier home environment by removing airborne allergens and particles that can trigger allergy and asthma symptoms. In addition, these filters can improve the efficiency of your HVAC unit, reducing maintenance and utility costs by removing dirt and reducing strain on the motor. It is recommended to change the filter every 60 to 90 days, increasing frequency to 30 days during peak summer and winter months when the unit is working the hardest. These filters are compatible with furnaces and AC units and have a nominal size of 20x25x4 and an actual size of 19 1/2"x24 1/2"x3 3/4".

The MERV 11 filter can filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and smoke. It is simple to install and a cost-effective step towards a healthier home environment. It is recommended to replace 3"-5" filters every 3-6 months. The filters are made of 100% synthetic electrostatic media for high efficiency with low air flow resistance. These filters are manufactured by Filtration Group, a world-leading manufacturer and supplier of filtration solutions with the goal of making the world safer, healthier, and more productive.

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