True Blue 20"x20"x1" 30-Day Fiberglass Air Filter. It is effective against pollen and dust/lint. This filter reduces dust and dirt buildup in air ducts, air conditioners, and furnaces. The EZ Flow II is made from heavy chipboard in a one-piece design. The filtering media is continuous filament spun glass and is made to function without a retainer, by adhering the frame directly to the media which has a light skin to make it self-retaining. UL Classified.
- 20 in.x20 in.x1 in.
- Change filters monthly for peak energy efficiency
- Effective against pollen and dust/lint
- Reduces dust and dirt buildup in air ducts, air conditioners and furnaces
- Keeps equipment clean for efficient operation
- Lasts Up to 30 Days
- UL Class II
- Low airflow resistance
- Keeps equipment clean for efficient operation
