Filtrete 16" x 25" x 5" Allergen, Bacteria & Virus Furnace Filter is designed to provide high-performance filtration for a cleaner and healthier indoor environment. This advanced furnace filter captures and removes up to 97% of large airborne allergens such as pollen, mold spores, and dust mite debris, helping to improve the air quality in your home and reduce respiratory discomfort. Beyond large allergens, it effectively traps microscopic particles including dust, smoke, and smog, thanks to its electrostatically charged construction. The deep pleat design a larger surface area for filtration, allowing the filter to maintain its effectiveness for up to 12 months. Regular ensures optimal performance and a healthier living space. Model Number: NDP01-5IN-2