Heavy Duty Filter 21-1/4x21-1/4x1 - AAF International

The Heavy Duty Filter 21-1/4x21-1/4x1 by AAF International is designed for superior air filtration. With dimensions of 21-1/4 inches by 21-1/4 inches and a 1-inch thickness, this filter fits various HVAC systems. Its advanced filtration technology captures a wide range of airborne contaminants, ensuring cleaner air in your environment. Built to meet industry standards, this filter is ideal for both residential and commercial applications, providing reliable performance and improved indoor air quality.

Manufacturer	AMERICAN AIR FILTER

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