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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

30x36x4

29.5x35.5x4

MERV 13

$45.76 $41.18 $40.27 $38.90 $34.32 $32.03
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30x36x4

29.5x35.5x4

MERV 8

$55.13 $49.62 $48.51 $46.86 $41.35 $38.59
Add to Cart