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11.25x23.25x3.63 (3)
10x18x1 (0)
10x18x2 (0)
11.25x11.25x1 (0)
11.25x11.25x2 (0)
11.25x11.25x3.63 (0)
11.25x19.25x1 (0)
11.25x19.25x2 (0)
11.25x19.25x3.63 (0)
11.25x23.25x1 (0)
11.25x23.25x2 (0)
11.5x11.5x1 (0)
11.5x11.5x2 (0)
11.5x11.5x3.63 (0)
11.5x14.5x1 (0)
11.5x14.5x2 (0)
11.5x14.5x3.63 (0)
11.5x15.5x1 (0)
11.5x15.5x2 (0)
11.5x15.5x3.63 (0)
11.5x17.5x1 (0)
11.5x19.5x1 (0)
11.5x19.5x2 (0)
11.5x19.5x3.63 (0)
11.5x21.5x3.63 (0)
11.5x21x1 (0)
11.5x21x2 (0)
11.5x21x3.63 (0)
11.5x23.5x1 (0)
11.5x24.5x1 (0)
11.5x24.5x2 (0)
11.5x24.5x3.63 (0)
11.5x25.5x1 (0)
11.5x25.5x2 (0)
11.5x25.5x3.63 (0)
11.5x26.5x1 (0)
11.5x26.5x2 (0)
11.5x26.5x3.63 (0)
11.5x29.5x1 (0)
11.5x29.5x2 (0)
11.5x29.5x3.63 (0)
11.5x35.5x1 (0)
11.5x35.5x2 (0)
11.5x35.5x3.63 (0)
11.75x11.75x1 (0)
11.75x17.75x2 (0)
11.75x17.75x3.63 (0)
11.75x23.75x2 (0)
11.75x23.75x3.63 (0)
11.88x16.88x2 (0)
12.5x17.5x3.63 (0)
12.5x19.5x3.63 (0)
12.5x20.5x3.63 (0)
12.5x21x1 (0)
12.5x21x2 (0)
12.5x21x3.63 (0)
12.5x23.5x3.63 (0)
12.5x24.5x1 (0)
12.5x24.5x2 (0)
12.5x24.5x3.63 (0)
12.75x21x1 (0)
12.75x21x2 (0)
12.75x21x3.63 (0)
12x22x1 (0)
12x22x2 (0)
12x26.5x1 (0)
12x26.5x2 (0)
12x26.5x3.63 (0)
12x30.5x1 (0)
12x30.5x2 (0)
12x30.5x3.63 (0)
13.25x13.25x1 (0)
13.25x13.25x2 (0)
13.25x13.25x3.63 (0)
13.5x13.5x2 (0)
13.5x13.5x3.63 (0)
13.5x17.5x1 (0)
13.5x17.5x2 (0)
13.5x17.5x3.63 (0)
13.5x19.5x2 (0)
13.5x19.5x3.63 (0)
13.5x21.5x3.63 (0)
13.5x23.5x2 (0)
13.5x23.5x3.63 (0)
13.5x24.5x2 (0)
13.5x24.5x3.63 (0)
13.5x26.5x3.63 (0)
13.5x27.5x1 (0)
13.5x27.5x2 (0)
13.5x27.5x3.63 (0)
13.5x29.5x1 (0)
13.5x29.5x2 (0)
13.5x29.5x3.63 (0)
13.5x35.5x1 (0)
13.5x35.5x2 (0)
13.5x35.5x3.63 (0)
13.75x13.75x1 (0)
13.75x19.75x1 (0)
13.75x21.75x1 (0)
13.75x23.75x1 (0)

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

1-4 6 12 48 72 120
Quantity

11.25x23.25x4

11.25x23.25x3.63

MERV 11

$17.85 $16.07 $15.71 $15.17 $13.39 $12.50
Add to Cart

11.25x23.25x4

11.25x23.25x3.63

MERV 13

$20.58 $18.52 $18.11 $17.49 $15.44 $14.41
Add to Cart

11.25x23.25x4

11.25x23.25x3.63

MERV 8

$16.68 $15.01 $14.68 $14.18 $12.51 $11.68
Add to Cart

17.25x23.25x4

17.25x23.25x3.63

MERV 11

$29.89 $26.90 $26.30 $25.41 $22.42 $20.92
Add to Cart

17.25x23.25x4

17.25x23.25x3.63

MERV 13

$27.45 $24.71 $24.16 $23.33 $20.59 $19.22
Add to Cart

17.25x23.25x4

17.25x23.25x3.63

MERV 8

$27.93 $25.14 $24.58 $23.74 $20.95 $19.55
Add to Cart

19.25x23.25x4

19.25x23.25x3.63

MERV 11

$28.23 $25.41 $24.84 $24.00 $21.17 $19.76
Add to Cart

19.25x23.25x4

19.25x23.25x3.63

MERV 13

$27.45 $24.71 $24.16 $23.33 $20.59 $19.22
Add to Cart

19.25x23.25x4

19.25x23.25x3.63

MERV 8

$26.40 $23.76 $23.23 $22.44 $19.80 $18.48
Add to Cart

21.5x23.25x4

21.5x23.25x4

MERV 11

$36.78 $33.10 $32.37 $31.26 $27.59 $25.75
Add to Cart