Heavy Duty Filter 21-1/8" x 21-3/8" x 1" - AAF International

The Heavy Duty Filter measures 21-1/8" x 21-3/8" x 1" and is designed for high-efficiency air filtration. Manufactured by AAF International, this filter is ideal for commercial and industrial applications, ensuring optimal air quality. It features a robust construction that captures dust, pollen, and other airborne particles, enhancing HVAC system performance. This filter meets industry standards for air quality and is compatible with various HVAC systems, making it a reliable choice for maintaining clean air in large spaces.

Manufacturer	AMERICAN AIR FILTER

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