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Lennox X6673 20 x 25 x 5 Replacement MERV 11. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.Ca Pkg. of 3 : Amazon.ca: Home
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Lennox X6673 MERV 13 20x25x5 Replacement Filter. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.Ca Pkg. of 3
002 – Air Filter LENNOX - X6670 - 16 x 25 x 5 (PKG. 2) - Climatisation B.S inc - Laval
Healthy Climate X6673 HCF20-11 MERV 11 20x25x5. Actual Size 19 3/4" x 24 3/4" x 4 3/8". Case of 3 Made in Canada by Furnace Filters.Ca : Amazon.ca: Home
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Lennox X6673 Furnace Filter 20x25x5 Healthy Climate MERV 11 for Model – Alberta.FurnaceFilters.Ca