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Replacement for 20X20X1M13-6 (for NORDIC PURE) and others
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3 or 6 Pack Nordic Pure 20x20x1 Pleated Furnace Air Filters MERV 12 Made in USA
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Nordic Pure 20x20x1 (19 1/2 x 19 1/2 x 3/4) Pleated MERV 14 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Nordic Pure Tru Mini Pleat MERV 8 Air Filters 3 Pack
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Nordic Pure 20x20x1 (19_1/2x19_1/2) Pleated MERV 13 Air Filters 4 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 14 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Nordic Pure Tru Mini Pleat MERV 11 Air Filters 12 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 12 Air Filter 2 Pack
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Nordic Pure 20x20x1 MERV 7 Pleated AC Furnace Air Filters 6 Pack
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Nordic Pure Furnace Air Filter 20X20X1 (MERV 12) Case of 6 Pleated Filters
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20x20x1 (19_1/2x19_1/2) Nordic Pure Tru Mini Pleat MERV 11 Air Filters 3 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 8 Air Filters 4 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 12 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Nordic Pure Tru Mini Pleat MERV 8 Air Filters 12 Pack
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20x20x1 (19_1/2x19_1/2) Nordic Pure Tru Mini Pleat MERV 8 Air Filters 4 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 12 Air Filters 4 Pack
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20x20x1 (19_1/2x19_1/2) Nordic Pure Tru Mini Pleat MERV 8 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Nordic Pure Tru Mini Pleat MERV 11 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 13 Air Filters 3 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 10 Air Filters 3 Pack
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Nordic Pure 20x20x1 (19 1/2 x 19 x 3/4) Pleated MERV 8 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Pure Carbon Odor Reduction Furnace Air Filters 3 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 7 Air Filters 6 Pack
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Nordic Pure 20x20x1 MERV 12 Pleated AC & Furnace Air Filters 3 Pack
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Nordic Pure 20x20x1 19 1/2 x 19 1/2 x 3/4 Pleated MERV 12 Air Filters 3 Pack
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack
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Nordic Pure 20x20x1 (19 1/2 x 19 1/2 x 3/4) Pleated MERV 12 Air Filters 6 Pack
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20x20x1 Air Filter Merv 13 Bulk Allergy Pleated Electrostatic Conditioner 11 12
$50.40
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 13 Plus Carbon 3 Pack
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 7 Plus Carbon 3 Pack
$50.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 10 Air Filters 6 Pack
$55.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 8 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 14 Plus Carbon 3 Pack
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 10 Pleated Plus Carbon 4 Pack
$57.99
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20x20x1 (19 1/2 x 19 1/2 x 3/4) Pleated MERV 12 Air Filters 6 Pack
$50.99
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20X20X1 MERV 7 Pleated AC Furnace Air Filters 6 Pack
$90.33
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 14 Plus Carbon 4 Pack
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Nordic Pure 20x20x1 (19 1/2 x 19 1/2 x 3/4) Pleated MERV 8 Air Filters 2 Pack
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Nordic Pure 20 x 20 x 1 Allergen Pleated Air Filters 2-Pack A75
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20x20x1 (19_1/2x19_1/2) Pleated MERV 10 Air Filters 4 Pack
$41.49
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Nordic Pure 20x20x1 19 1/2 x 19 1/2 x 3/4 Pleated MERV 8 Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 14 Plus Carbon 6 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 8 Air Filters 24 Pack
$179.99
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 10 Pleated Plus Carbon 6 Pack
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters, 20x20x1M12-6, 6 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 13 Air Filters 12 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 12 Air Filters 12 Pack
$98.99
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack
$53.99
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 10 Pleated Plus Carbon 24 Pack
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 12 Air Filters 3 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 8 Air Filters 3 Pack
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20x20x1 (19_1/2x19_1/2) Pure Carbon Odor Reduction Furnace Air Filters 6 Pack
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 2 Pack
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters, 20x20x1M12-6, 6 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 7 Air Filters 4 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 13 Air Filters 6 Pack
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack
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Nordic Pure 20x20x1 (19 1/2 x 19 1/2 x 3/4) Pleated MERV 12 Air Filters 2 Pack
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20x20x1 (19_1/2x19_1/2) Pleated MERV 14 Air Filters 3 Pack
$46.99
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Nordic Pure 20x20x1 19 1/2 x 19 1/2 x 3/4 Pleated MERV 12 Air Filters 6 Pack
$76.38
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Nordic Pure 12 x 20 x 1 Pleated MERV 8 Air Filter 6
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20x20x1 MERV 6 Poly Green AC Furnace Air Filter 2 Pack - Captures Dust/Pollen
$30.86
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20x20x1 (19_1/2x19_1/2) Pleated MERV 7 Air Filters 3 Pack
$38.99
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 12 Pleated Plus Carbon 4 Pack
$60.49
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 13 Plus Carbon 6 Pack
$85.99
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack
$56.19
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 10 Pleated Plus Carbon 12 Pack
$149.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 12 Air Filters 24 Pack
$189.99
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack
$53.18
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Nordic Pure 20x20x1 MERV 10 Pleated AC Furnace Air Filters 6 Pack
$82.69
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20x20x1 (19_1/2x19_1/2) Pleated MERV 8 Air Filters 12 Pack
$92.99
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack
$154.99
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20x20x1 MERV 6 Poly Green AC Furnace Air Filter 4 Pack - Captures Dust/Pollen
$40.61
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 8 Pleated Plus Carbon 12 Pack
$144.99
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 7 Plus Carbon 12 Pack
$139.99
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 12 Pleated Plus Carbon 24 Pack
$309.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 7 Air Filters 24 Pack
$169.99
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 7 Plus Carbon 24 Pack
$279.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 7 Air Filters 12 Pack
$89.99
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20x20x1 MERV 6 Poly Green AC Furnace Air Filter 3 Pack - Captures Dust/Pollen
$37.42
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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 7 Plus Carbon 6 Pack
$75.99
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 8 Pleated Plus Carbon 24 Pack
$289.99
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20x20x1 (19_1/2x19_1/2) Pure Carbon Odor Reduction Furnace Air Filters 12 Pack
$155.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 10 Air Filters 24 Pack
$191.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 14 Air Filters 12 Pack
$149.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 10 Air Filters 12 Pack
$95.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 13 Air Filters 24 Pack
$233.99
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20x20x1 MERV 6 Poly Green AC Furnace Air Filter 12 Pack - Captures Dust/Pollen
$84.13
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20x20x1 (19_1/2x19_1/2) Furnace Air Filters MERV 8 Pleated Plus Carbon 6 Pack
$77.99
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20x20x1 (19_1/2x19_1/2) Pleated MERV 14 Air Filters 24 Pack
$299.99
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20x20x1 (19 1/2 x 19 1/2 x 3/4) Pleated 8 Air Filters 2 Pack
$40.16
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20x20x1 (19 1/2 x 19 1/2 x 3/4) Pleated MERV 14 Air Filters 12 Pack
$215.47
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Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air 6 Count (Pack of 1)
$78.05
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