3M Filtrete Electrostatic Air Cleaning Filters designed for high-performance residential air filtration. These MERV 11 rated filters utilize electrostatic technology to capture microscopic particles, improving indoor air quality. Each filter features a sturdy pleated design to maximize surface area and airflow efficiency. Suitable for standard 20x20x1 filter slots in HVAC systems, furnaces, or air conditioners.

Pack of 6 brand new 20x20x1 Filters

Measurements:
• Nominal Size: 20" x 20" x 1"
• MERV Rating: 11
• Quantity: 6 Pack