313 Replacement Appliance Air Filters 20x20x4 MERV 13 for AprilAire Whole House Air Purifiers20x20x4(8 pack)

313 Replacement Air Filter MERV 13. A small change can make a big difference in your home environment. 313 air filter delivers that difference with the MERV 13 Healthy Home Filters. The 313 replacement whole-home filter traps and removes the most common allergens including airborne pollen, mold spores, bacteria, pet dander, dust particles, and dust mites as air circulates through the MERV 13 filter. Discover a healthier home environment with the 313 air filter. Your HVAC system is protected from airborne particles too, which helps lower your energy costs, and can prolong the life of your equipment. Lengthen your HVAC system's life and improve your home's energy-efficiency by reducing dust buildup. Better Performance: Self-Seal Technology reduces the amount of air bypassing the filter, delivering superior protection for a healthy home. Easy To Install: The unique Interlock Rail System requires no assembly or cardboard or metal reinforcements. Clean-Coil: 313 Air Purifier filters are so effective at removing airborne contaminants that can negatively affect the quality of your indoor air and your HVAC equipment.