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Nominal Size

Actual Size

Merv Rating

Bulk Quantity Pricing

4	6	12	48	72	120

Quantity

21x21x4

20.5x20.5x4

MERV 8

$24.07

$21.66

$21.18

$20.46

$18.05

$16.85

21x22x4

20.5x21.5x4

MERV 11

$36.78

$33.10

$32.37

$31.26

$27.59

$25.75

21x22x4

20.5x21.5x4

MERV 13

$29.74

$26.77

$26.17

$25.28

$22.31

$20.82

21x22x4

20.5x21.5x4

MERV 8

$28.06

$25.25

$24.69

$23.85

$21.05

$19.64

21x23.25x4

MERV 13

$29.74

$26.77

$26.17

$25.28

$22.31

$20.82

21x23.25x4

MERV 11

$36.78

$33.10

$32.37

$31.26

$27.59

$25.75

21x23.25x4

MERV 8

$28.06

$25.25

$24.69

$23.85

$21.05

$19.64

21x23x4

MERV 11

$36.78

$33.10

$32.37

$31.26

$27.59

$25.75

21x23x4

MERV 13

$29.74

$26.77

$26.17

$25.28

$22.31

$20.82

21x23x4

MERV 8

$28.06

$25.25

$24.69

$23.85

$21.05

$19.64

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