20 x 25 x 1. Plus Odor Reduction. Unscented odor fighting power. Up to 3 months of filtration performance. 75% effective at reducing large airborne particles. Reduces: Pollen, pet dander, dust mite debris, dust, household lint, mold spores, odors, smog. Use Arm & Hammer air filters to help clean the air in your home on two different levels by reducing both airborne allergens and odors. The Arm & Hammer Enhanced 12000 Air Filer has been shown to be highly effective in laboratory tests at reducing both airborne contaminants and odors. 37% reduction of common airborne household odors. Compare to 15% odor reduction for basic pleated filters. Outperforms basic pleated Non-Electrostatic filters (basic pleated Non-Electrostatic filter is a 3 month filter with MERV rating less than MERV 8). Enhanced Allergen Reduction: Effective at reducing large airborne allergens like pollen, mold spores and ragweed, engineered to reduce microscopic particles in the air like dust and pet dander. To learn more about this product visit us at: www.ProtectPlusAir.com. Free filter reminder service. Scan to sign up now. Limited Warranty: This product will be free from defects in material and manufacture for a period of 6 months from date of purchase. If this product is defective your remedy shall be replacement of the product or refund of the purchase price at Protect Plus Industries option. For warranty service, contact Protect Plus Industries. Limitation Liability: Protect Plus Industries will not be liable for any loss or damage arising from the use of this product whether direct, indirect, special, incidental or consequential. Manufactured and distributed for. Protect Plus Industries, LLC Hickory, NC 28601 in case of emergency, damage, or need of repair, please contact us at 828-324-6454 or you can contact us on the web at www.protectplusair.com. Made in USA.