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12.75x21x4 Air Filter Merv 8 12.75x21x4 Air Filter Merv 8
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12.75x21x4 Air Filter

AC Furnace Air Filter 12.75x21x4-Inches

1635 Reviews

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Product Description

Brand: Filter King
Filter size: 12.75x21x4
Actual Size: 12.75 x 21 x 3.75
4-Inch Filter
MERV 8 Filter Rating
Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses
Residential / Commercial Use

Manufactured in the US