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Amazon Basics Merv 8 AC Furnace Air Filter - 20'' x 25'' x 1'', 6-Pack: Amazon.com: Tools & Home Improvement
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PRO-SOURCE - Pleated Air Filter: 12 x 25 x 1″, MERV 10, 55% Efficiency, Wire-Backed Pleated - 00027375 - MSC Industrial Supply
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Filtrete 20-in W x 25-in L x 1-in MERV 5 Basic Pleated Air Filter (3-Pack) in the Air Filters department at Lowes.com
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PURAFILTER 2000 20 in. x 25 in. x 1 in. Cut to Fit-Electro w/Carbon Air Filter FPR 5 PFODOR2025FPR - The Home Depot
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K&N 14-in W x 25-in L x 1-in Washable MERV 11 Pleated Air Filter in the Air Filters department at Lowes.com
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