19x21x1 MERV 8 Pleated Air Filter - Replacement for Home AC, Furnace & HVAC Systems - Improves Indoor Air Quality - Dust, Pollen & Pet Dander Protection

The Aerostar 19x21x1 pleated air filter delivers clean air by replacing your air system’s vent intake filter. Designed to work with most home and office AC and furnace systems with compatible intake vent sizes, filtering out dust, pollen, bacteria, and other airborne particles. Great indoor air quality is as easy as changing your air filter to Aerostar.