XP 20x25x1 Xtreme Plus Air Guard Pleat Furnace Filter 3-pack provides efficient air filtration for standard furnace systems. - Size and pack: 20 x 25 x 1 inches, 3-pack. - MERV 8 rating: reliable protection against common airborne particles. - Pleated design: larger filtration surface for enhanced particle capture while supporting steady airflow. - Furnace compatibility: specifically designed for furnace use and fits standard 20x25 furnace filter slots. - Filtration performance: captures dust, pollen, pet dander, and other irritants to help keep indoor air cleaner. - Material and construction: pleated filter media engineered for ongoing HVAC protection and airflow. Use scenarios - Residential central heating and cooling systems requiring reliable indoor air filtration. - Homes with allergy or pet households seeking better air quality. - Environments with higher dust levels (renovations, workshops, or frequent dust exposure) where improved filtration helps maintain cleaner air.