20x20x1 Furnace Filters | Best Price | Free Shipping in Canada

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Furnace filters 20x20x1
20x20x1 Filter – Economic | Box of 12 Filters

4.9 out of 5
$69.00
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-22%

Furnace filters 20x20x1
20x20x1 Filter | MERV 8 | Box of 12 Filters

4.80 out of 5
~~$115.00~~ $89.99
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-15%

Furnace filters 20x20x1
20x20x1 Filter | MERV 11 | Box of 12 Filters

4.9 out of 5
~~$135.00~~ $115.00
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-20%

Furnace filters 20x20x1
20x20x1 Filter | MERV 13 | Box of 12 Filters

4.9 out of 5
~~$169.00~~ $135.00
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Furnace filters 20x20x1
20x20x1 Filter | MERV 8 | Carbon OdorAway | Box of 12 Filters

4.9 out of 5
$195.00
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