20X20X1 NaturalAire MERV 13

With hospital-grade filtration, the NaturalAire Healthy Ultra (MERV 13) provides maximum protection. The MERV (Minimum Efficiency Reporting Value) 13 rating means it is third-party certified to effectively reduce indoor air pollutants such as household dust, pollen, dander, and lint, as well as lead. MERV ratings provide a standard comparison of air filter performance. A higher MERV rating signifies greater efficiency and increased protection against airborne particles. The electrostatically charged media helps keep your HVAC system clean for more efficient operation which saves you money on both energy consumption and potential equipment repairs. The clay-coated filter frame and wire backing provide durability throughout the filter's life. The NaturalAire Healthy Ultra (MERV 13) air filter maintains the minimum listed efficiency through the 90-day life of the filter. UL Classified.