Search For 13 x 21 1/ 2 x 1
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2 pack
$30.80
$39.99
Case of 2 Filters, $15.40 each
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$44.55
$49.95
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2 pack
$37.35
$72.80
Case of 2 Filters, $18.68 each
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4 pack
$80.95
$104.99
Case of 4 Filters, $20.24 each
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6 pack
$96.95
$99.99
Case of 6 Filters, $16.16 each
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6 pack
$63.30
$83.94
Case of 6 Filters, $10.55 each
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6 pack
$53.45
$68.99
Case of 6 pads, $8.91 each
Special Order - 1-2 Weeks To Ship
2 pack
$27.25
$34.99
Case of 2 Filters, $13.63 each
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8 pack
$322.95
$419.99
Case of 8 Filters, $40.37 each
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$86.95
$114.99
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3 pack
$77.95
$100.99
Case of 3 Filters, $25.98 each
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2 pack
$79.98
$103.99
Case of 2 Filters, $39.99 each
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2 pack
$85.98
$111.99
Case of 2 Filters, $42.99 each
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2 pack
$79.98
$103.99
Case of 2 Filters, $39.99 each
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2 pack
$57.95
$109.95
Case of 2 Filters, $28.98 each
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3 pack
$53.99
$89.99
Case of 3 Filters, $18.00 each
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Refrigerator Water Filter Tip #4:
The main ingredient in almost all water filters is activated carbon, which is a form of carbon that has been processed to make it extremely porous and thus to have a very large surface area available for absorption of chemicals and impurities.