Filtrete Ultra Allergen Air Filter, 4-Pack, MERV 12, Fits Lennox & Honeywell Devices

Filtrete's 20x25x4 MPR 1550 Air Filter, crafted by 3M, helps capture unwanted particles and allergens from your household air, contributing to a clean home environment. Designed with the exclusive Filtrete 3-in-1 technology, featuring a high MPR 1550 and MERV 12 rating, your AC filter will effectively pull in and trap countless microparticles, such as pet dander, smoke, and smog, while allowing cleaner air to flow through.

This air filter captures up to 54% of small particles (1), including bacteria and virus-carrying particles, to help purify your indoor air. It also captures larger particles, including lint, pollen, and household dust. The Filtrete Filter is CERTIFIED asthma and allergy-friendly (2), making it a reliable choice for maintaining a healthier home environment.

For optimal HVAC system performance, use the 12-month deep-pleated 4-inch home filter in your compatible furnace, air conditioner, or HVAC system. The pack of four filters allows you to keep some as backups or use them in multiple areas. To ensure your HVAC system operates efficiently, change the 4-inch furnace filter at least once every 12 months.

(1) The percentage captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to the HVAC industry's standard efficiency testing. (2) As outlined in the report ASCR: 1246-01. (3) Based on the 2022 Ipsos US Brand Health Study of Residential HVAC Air Filters.

MAKE YOUR HOME YOUR SANCTUARY: The 4-pack of 12-month deep-pleated 4" Filtrete 20x25x4 MPR 1550 AC Furnace Air Filter helps capture unwanted particles from your household air, contributing to a cleaner, fresher home environment.

DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter's exact dimensions are 19.5 x 24.5 x 3.7.

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

COUNTLESS MICROPARTICLES: With a 1550 MPR and MERV 12 rating, as well as a 54% small particle capture rate (1), your Filtrete Filter will help capture many microparticles from the air passing through it.

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

VERSATILE USES: Works for changing any air filter in your furnace, air conditioner/heating system, or HVAC system; for optimal performance, change your filter at least once every 90 days.

SUBSCRIBE AND SAVE: On your first order, simply click on "Subscribe and Save" to set up your delivery schedule and save up to 10% on your orders.

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