20x25x5 Air Filter MERV 11, MPR 1000 Micro Allergen Defense 2-Pack, Fits Lennox, AC Furnace HVAC Filters for Home, Pleated Electrostatic (Actual Size 19.63 x 24.75 x 4.31 in)

DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filters exact dimensions are 19.63 in x 24.75 in x 4.31 in. This item is a 2-pack of 12-month Air Filters.
DESIGNED TO FIT: Lennox brand media air cleaners.
MAKE YOUR HOME YOUR SANCTUARY: 1000 MPR + MERV 11 rating helps capture up to 2X more microparticles than MERV alone (2).
EXCLUSIVE TECHNOLOGY: Designed with exclusive 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through.
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 Smart App (iOS or Android) to set 90-, 180- or 365-day reminders to change your air filter