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MERV Rating
MERV 8 (1)
MERV 11 (1)
MERV 13 (1)
Nominal Length
19.5 (3)
Nominal Width
21 (3)
Nominal Depth
4" (3)
19.5x21x4
Nominal Size
Actual Size
Merv Rating
Bulk Quantity Pricing
4
6
12
48
72
120
Quantity
19.5x21x4
19.5x21x4
MERV 8
$26.40
$23.76
$23.23
$22.44
$19.80
$18.48
Add to Cart
19.5x21x4
19.5x21x4
MERV 13
$27.45
$24.71
$24.16
$23.33
$20.59
$19.22
Add to Cart
19.5x21x4
19.5x21x4
MERV 11
$28.23
$25.41
$24.84
$24.00
$21.17
$19.76
Add to Cart
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