16" x 20" x 1" PPI 20 /Aluminum Washable Air Filter
This 16' x 20' air filter combines pleated PPI 20 with aluminum mesh for maximum internal loading capacity. The pleated configuration provides up to 40 percent more filtering area than flat faced filters for greater dust-holding capacity. Washable and reusable, this HVAC filter is designed for industrial, commercial, school, office, hotel and other …
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