Filters

Reset

21x23x4 Air Filter

Nominal Size
Actual Size
Merv Rating

Bulk Quantity Pricing

4 6 12 48 72 120
Quantity

21x23x4

MERV 8

$28.06 $25.25 $24.69 $23.85 $21.05 $19.64

21x23x4

MERV 13

$29.74 $26.77 $26.17 $25.28 $22.31 $20.82

21x23x4

MERV 11

$36.78 $33.10 $32.37 $31.26 $27.59 $25.75