Filtrete 20x25x4 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria & Virus Filter, Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 19.75 x 24.62 x 4.31 in)

• DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.75 in x 24.625 in x 4.31 in. This item is a 2-pack of a 12-month Filtrete Air Filter

• DESIGNED TO FIT: Honeywell and AprilAire Space-Gard brand media air cleaners

• MAKE YOUR HOME YOUR SANCTUARY: MPR 1900 + MERV 13 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment

• EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through

• IMPROVED PERFORMANCE: MPR 1900 is our best performing 4-inch filter, capturing more particles that carry bacteria & viruses than MPR 1550

• CERTIFIED: This furnace filter is CERTIFIED asthma and allergy-friendly (2) and helps capture dust, lint and other allergens in your household air

• CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your 4-inch filter at least once every 12 months

• SMART APP: Use the Filtrete Smart App (iOS or Android) to set 90-, 180- or 365-day reminders to change your air filter

• MOST TRUSTED: Filtrete Brand is North America’s most trusted brand of HVAC Filters, based on 2024 Sago US Brand Health Survey of Residential HVAC Air Filters

• MOST TRUSTED: Filtrete Brand is North America’s most trusted brand of HVAC Filters, based on 2024 Sago US Brand Health Survey of Residential HVAC Air Filters