Buy 20x25x6 (19 3/4 x 24 1/2 x 6) Aftermarket Lennox® X0445 Replacement Filters | AirFilters.com
Lennox X0445 (10-Pack) - 20" x 25" x 6" Pleated Air Filter for PMAC-20C, MERV 10 - Walmart.com
Lennox X0445 Aprilaire 201 PMAC-20C Filter Media - $53.99
Lennox X0445 PMAC-20C Replacement Filter 25" x 20" x 6" | eBay
Lennox X0445 PMAC-20C Replacement Filter 25" x 20" x 6" (2 Pack) | eBay
20 x 25 x 6 MERV 11 Lennox X0445, X4560, X5424, PMAC20-C w/ Free Shipping - US Home Filter
Lennox X0445 Aprilaire 201 PMAC-20C Filter Media - $53.99
Lennox X0445 MERV 10 PMAC-20C Pleated Furnace Filter Media
Amazon.com: Carkio 2Pack 201 Whole House Air Purifier Filter,MERV 10 Air Filter Compatible with Aprilaire 2200 2250, Space Gard 2200 Air Purifier,Replacement for Lennox PMAC-20C Part #X0445 : Home & Kitchen
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Lennox X0445 MERV 10 Filter for PMAC-20C - 25" x 20" x 6" - Genuine Lennox Product - Amazon.com
Lennox X0445 (10 Pack) MERV 10 Replacement Filter (20 x 25 x 6")
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Amazon.com: 201 Air Filter Replacement Compatible with Aprilaire 2200 2250, Space Gard 2200 Air Cleaner Purifier and Lennox PMAC-20C X0445, Compare to Part #201, MERV-10 Air Filter, 3 Pack : Home & Kitchen
Lennox Healthy Climate X0445 Air Cleaner Filter Media - 2 Pack - Atomic Filters
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LENNOX, For PMAC-20C-1, Fits Lennox Brand, Filter, 25" x 20" x 6" - 161T13| X0445 - Grainger
2-Pack Whole House Air Purifier Filter Replacement for Lennox PMAC20C Part X0445 | eBay
Amazon.com: 201 Replacement Filter MERV 13 Compatible with Aprilaire 2200, 2250, Space Gard 2200 Whole House Air Cleaner Purifiers and Lennox PMAC-20C (Lennox X0445), MERV-13 Air Filter, 2-Pack : Home & Kitchen