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19x21x1Air Filter |
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Efficiency |
APR 2250 |
APR 2250 |
APR 1950 |
APR 1950 |
APR 1550 |
APR 1550 |
APR 650 |
APR 650 |
APR 450 |
APR 450 |
Carbon |
Carbon |
Equivalent |
N/A |
N/A |
Merv 13 |
Merv 13 |
Merv 11 |
Merv 11 |
Merv 8 |
Merv 8 |
Merv 6 |
Merv 6 |
N/A |
N/A |
Performance |
Best |
Best |
Best |
Best |
Better |
Better |
Good |
Good |
Basic |
Basic |
N/A |
N/A |
Actual Size |
18.5x20.5x1 |
Actual Size |
18.5x20.5x1 |
Actual Size |
18.5x20.5x1 |
Actual Size |
18.5x20.5x1 |
Actual Size |
18.5x20.5x1 |
Actual Size |
18.5x20.5x1 |
Actual Size |
Brand |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Accumulair |
Item # |
FI19X21 |
FI19X21A |
FD19X21 |
FD19X21A |
FA19X21 |
FA19X21A |
FB19X21 |
FB19X21A |
FC19X21 |
FC19X21A |
FO19X21X1 |
FO19X21X1A |
Purchase |
$23.75Min Qty: 2 |
$23.75Min Qty: 2 |
$21.11Min Qty: 2 |
$21.11Min Qty: 2 |
$14.51Min Qty: 2 |
$14.51Min Qty: 2 |
$11.87Min Qty: 2 |
$11.87Min Qty: 2 |
$10.55Min Qty: 2 |
$10.55Min Qty: 2 |
$19.79Min Qty: 2 |
$19.79Min Qty: 2 |
Product Page |
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19x21x1
Air Filter
Efficiency: APR 2250
Equivalent: N/A
Performance: Best
Actual Size: 18.5x20.5x1
Brand: Accumulair
Item # FI19X21
$23.75
Min Qty: 2
Efficiency: APR 2250
Equivalent: N/A
Performance: Best
Actual Size: Actual Size
Brand: Accumulair
Item # FI19X21A
$23.75
Min Qty: 2
Efficiency: APR 1950
Equivalent: Merv 13
Performance: Best
Actual Size: 18.5x20.5x1
Brand: Accumulair
Item # FD19X21
$21.11
Min Qty: 2
Efficiency: APR 1950
Equivalent: Merv 13
Performance: Best
Actual Size: Actual Size
Brand: Accumulair
Item # FD19X21A
$21.11
Min Qty: 2
Efficiency: APR 1550
Equivalent: Merv 11
Performance: Better
Actual Size: 18.5x20.5x1
Brand: Accumulair
Item # FA19X21
$14.51
Min Qty: 2
Efficiency: APR 1550
Equivalent: Merv 11
Performance: Better
Actual Size: Actual Size
Brand: Accumulair
Item # FA19X21A
$14.51
Min Qty: 2
Efficiency: APR 650
Equivalent: Merv 8
Performance: Good
Actual Size: 18.5x20.5x1
Brand: Accumulair
Item # FB19X21
$11.87
Min Qty: 2
Efficiency: APR 650
Equivalent: Merv 8
Performance: Good
Actual Size: Actual Size
Brand: Accumulair
Item # FB19X21A
$11.87
Min Qty: 2
Efficiency: APR 450
Equivalent: Merv 6
Performance: Basic
Actual Size: 18.5x20.5x1
Brand: Accumulair
Item # FC19X21
$10.55
Min Qty: 2
Efficiency: APR 450
Equivalent: Merv 6
Performance: Basic
Actual Size: Actual Size
Brand: Accumulair
Item # FC19X21A
$10.55
Min Qty: 2
Efficiency: Carbon
Equivalent: N/A
Performance: N/A
Actual Size: 18.5x20.5x1
Brand: Accumulair
Item # FO19X21X1
$19.79
Min Qty: 2