SEARCH BY FILTER SIZE

Build your own custom AC or furnace filter in a few easy steps
Nominal Size
Actual Size
Merv Rating

Bulk Quantity Pricing

4 6 12 48 72 120
Quantity

21x23x2

21x23x2

MERV 11

$19.25 $17.33 $16.94 $16.36 $14.44 $13.48
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21x23x2

21x23x2

MERV 13

$20.58 $18.52 $18.11 $17.49 $15.44 $14.41
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21x23x2

21x23x2

MERV 8

$16.39 $14.75 $14.42 $13.93 $12.29 $11.47
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21x23x4

21x23x4

MERV 11

$36.78 $33.10 $32.37 $31.26 $27.59 $25.75
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21x23x4

21x23x4

MERV 13

$29.74 $26.77 $26.17 $25.28 $22.31 $20.82
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21x23x4

21x23x4

MERV 8

$28.06 $25.25 $24.69 $23.85 $21.05 $19.64
Add to Cart