1 Inch Filters

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Carrier KFAFK0212MED - 16 1/2" x 21 1/2" x 1" Fan Coil Filter
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Lennox 31J81 - 31J8101 14" x 25" x 1" Washable Air Filter Image
ICP 1171653 - Heil Quaker Filter 21.5" x 19.875" x 1"ICP 1171653 - Heil Quaker Filter 21.5" x 19.875" x 1"
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