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Filtrete 18-in W x 30-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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HDX 18 in. x 30 in. x 1 in. Standard Pleated Air Filter FPR 5, MERV 8 HDX1P5-011830 - The Home Depot
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