Filtrete 20 x 30 x 1 MERV 5 300 MPR Basic Dust and Lint Electrostatic Air Filter 3 -Pack

COOLING SEASON READY: Keep your home cool and your air cleaner with a Filtrete AC filter (Compared to MERV minimum filter requirements)

Designed with exclusive Filtrete 3 in 1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through (Compared to MERV 11 minimum filter requirements; microparticles are 0.3 1.0 in size)

With a 1085 MPR and MERV 11 rating, your air filter will help capture many microparticles from the air passing through it

VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system

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 filter at least once every 90 days

SMART APP: Use the Filtrete Smart App (iOS or Android) to set 30-, 60- or 90-day reminders to change your air filter

MOST TRUSTED: Filtrete Brand is North America’s most trusted brand of HVAC Filters, based on 2025 Sago US Brand Health Survey of Residential HVAC Air Filters