Filtrete 20x30x1 AC Furnace Air Filter, MERV 8, MPR 700, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4-Pack (Actual Size 19.880 x 29.880 x 0.8125 in) Enoughmen DENSEST: Density is more important

DENSEST: Density is more important than thickness

open size:1

no more worrying about leaks

The buckle design can help you hold things tightly

Filtrete 20x30x1 AC Furnace Air Filter, MERV 8, MPR 700, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4-Pack (Actual Size 19.880 x 29.880 x 0.8125 in) Enoughmen DENSEST: Density is more importantAbout this item MAKE YOUR HOME YOUR SANCTUARY: 4 pack of 3 month pleated Filtrete 20x30x1 MPR 700 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment THE HIGHER THE MPR, THE MORE PARTICLES such as pollen, pet dander, bacteria and viruses your air filter will capture from the air passing through it ATTRACTS AND CAPTURES particles such as lint, pollen, dust, and pet dander