Search For 13 1/2 x 21 1/2
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Showing 1 - 16 of 418 Products, Sorted by
2 pack
$30.80
$39.99
Case of 2 Filters, $15.40 each
In Stock
Ships Tomorrow, May. 24th
$44.55
$49.95
In Stock
Ships Tomorrow, May. 24th
4 pack
$80.95
$104.99
Case of 4 Filters, $20.24 each
In Stock
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2 pack
$37.35
$72.80
Case of 2 Filters, $18.68 each
In Stock
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6 pack
$63.30
$83.94
Case of 6 Filters, $10.55 each
In Stock
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2 pack
$85.98
$111.99
Case of 2 Filters, $42.99 each
In Stock
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2 pack
$57.95
$109.95
Case of 2 Filters, $28.98 each
In Stock
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8 pack
$322.95
$419.99
Case of 8 Filters, $40.37 each
In Stock
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2 pack
$81.45
$99.99
Case of 2 Filters, $40.73 each
In Stock
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3 pack
$77.95
$100.99
Case of 3 Filters, $25.98 each
In Stock
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$86.95
$114.99
In Stock
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2 pack
$79.98
$103.99
Case of 2 Filters, $39.99 each
In Stock
Ships Tomorrow, May. 24th
2 pack
$79.98
$103.99
Case of 2 Filters, $39.99 each
In Stock
Ships Tomorrow, May. 24th
6 pack
$65.70
$99.00
Case of 6 Filters, $10.95 each
In Stock
Ships Tomorrow, May. 24th
8 pack
$295.95
$384.99
Case of 8 Filters, $36.99 each
In Stock
Ships Tomorrow, May. 24th
3 pack
$53.99
$89.99
Case of 3 Filters, $18.00 each
In Stock
Ships Tomorrow, May. 24th
Save Your Furnace Tip #12:
Install a thermostat with a filter change feature. Some thermostats can be configured to keep track of either calendar days or system run time and display a message when it’s time to change your filter, humidifier water pad, or UV bulb.