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18x24x1

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4	6	12	48	72	120

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18x24x1

17.75x23.75x1

MERV 11

$8.20

$7.38

$7.22

$6.97

$6.15

$5.74

18x24x1

17.75x23.75x1

MERV 13

$16.92

$15.23

$14.89

$14.38

$12.69

$11.84

18x24x1

17.75x23.75x1

MERV 8

$6.28

$5.65

$5.53

$5.34

$4.71

$4.40

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18x24x1

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