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
Lennox X6673 - Compatible 20x25x5 Furnace Air Filter | PureFilters
Lennox X6673 MERV 11 20x25x5 Healthy Climate for Model HCF20-11 – Alberta.FurnaceFilters.Ca
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
AirPurete Furnace Filters | Actual size : 19-3/4" x 24-3/4" x 4-3/8" | Nominal size : 20x25x5 | PACK OF 3 FILTERS | Replaces Lennox models: X6673 (HCF20-11) | Replaces Honeywell models: FC100A1037 : Amazon.ca: Home
Lennox X6673 MERV 11 20x25x5 Healthy Climate for Model HCF20-11 – Alberta.FurnaceFilters.Ca
Lennox X6673 Furnace Filter 20x25x5 Healthy Climate MERV 11 for Model – Alberta.FurnaceFilters.Ca
Lennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter (5 Pack) | Walmart Canada