Lennox 20 x 25 x 4 3/8" X6673 Options | FurnaceFilters.Ca
-70%
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
$61.95
$18.59
70% OFF
-70%
Lennox X6673 Furnace Filter 20x25x5 Replacement MERV 10. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.Ca Pkg. of 3
$54.66
$16.40
70% OFF
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
$83.81
0% OFF
-70%
Lennox X6673 20x25x5 MERV 8 Replacement. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.Ca Pkg. of 3
$58.30
$17.49
70% OFF
-70%
Lennox 19L17 MERV 13 - 20x25x5 Healthy Climate for Model HCF20-13. Actual Filter Size 19 3/4 x 24 3/4 x 4 3/8 Inches. Package of 2.
$127.54
$38.26
70% OFF
Lennox X6673 20x25x5 Reusable Filter Frame Kit - Includes Lifetime Reusable Frame MODEL # RFFS 873 and 6 Replacement Filters PART # PP-873 MERV 11. Made by FurnaceFilters.Ca
