This filter reduces high-allergen microparticles, features odor-reduction technology, and last up to 90 days. Air filters catch microbes and allergens circulating in your home, leaving you with cleaner, healthier air. Stops pollen, pet dander, dust, smoke particles, mold spores, and ragweeds, among other allergens. Oguard odor-reduction technology halts bad smells such as smoke in their tracks. Anti-microbial product zaps odor causing microbes. Wide variety of sizes to match many standard HVAC systems. MERV rating: 11. Each lasts up to 90 days.
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