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Filter King 20x20x1 Air Filter MERV 13, AC Furnace Filters (4-Pack):
$37.20
Filter King Merv 13 20x20x1 4-Pack Air Filter actual size is 19.5x19.5x.75. Our 20x20x1 Furnace Filters are designed to last up to 90 days. These pleated 1-inch air filters are ideal for maintaining the efficiency of your heating and cooling systems. Make sure you measure your filter. The actual size of this pleated Merv 13 filter is 19-1/2 x 19-1/2 x 3/4
