Aerostar Series 400 Pleated Furnace Air Filter 12x20x1 MERV 10 Standard Capacity

The Aerostar Series 400 pleated furnace air filter is designed to improve indoor air quality while maintaining efficient and consistent airflow throughout your HVAC system. Built with advanced 100% synthetic filter media, it effectively captures airborne particles such as dust, pollen, mold spores, lint, and pet dander to help create a cleaner and healthier indoor environment.

Featuring a MERV 10 efficiency rating, this pleated air filter provides enhanced filtration while maintaining low airflow resistance for optimal HVAC performance. The durable pleated construction increases dust-holding capacity, supports efficient system operation, and helps protect coils, ductwork, and other HVAC components from dirt and debris buildup.

Ideal for residential and commercial HVAC systems, this 12x20x1 furnace filter is recommended for replacement every 1 to 3 months depending on system usage, indoor air quality, and environmental factors such as pets, allergies, and seasonal dust levels.