The MERV 8 rating means it is third-party certified to effectively reduce common indoor air pollutants such as household dust pollen dander and lint. MERV ratings provide a standard comparison of air filter performance. A higher MERV rating signifies greater efficiency and increased protection against airborne particles. The clay-coated filter frame and wire backing provide durability throughout the filter's life. The NaturalAire clean essential air filter maintains the minimum listed efficiency.

AAF Flanders Pleated 8 MERV Pleated Air Filter The Naturalaire standard MERV 8 The Naturalaire standard has an ASHRAE 522 rating of MERV 8 This filter is convenient to use and easy to replace Ordinary furnace filters are designed to protect heating and cooling equipment from the insulating properties of relatively large airborne particles The Naturalaire standard goes far beyond that removing even those microscopic particles that can stain walls and furnishings or worse aggravate seasonal allergies Features. Pleated 1 Filters. Pack of 12Specifications. Country of Origin United States. Filter Material Pleated. MERV Rating 8 MERV. Pleated Yes. Filter Frame Material Cardboard. Filters Pollen Yes. Filters DustLint Yes. Dimension 24 W x 36 H x 1 D. Weight 7 lbs