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Lennox Filter Lennox Filter - Air Filter, Furnace 17x26x4 (16 1/2x26x4 1/8) MERV 8, 75X74 - X6664 - X6666 AfterMarket

Lennox Filter - Air Filter, Furnace For Models: :75X74 - X6664 - X6666

Fits Lennox model numbers PCO-12C and HCFPCO12-10

Nominal size 17x26x4
Actual size 16 1/2" x 26" x 4 1/8"

ONLY: $25.69 each - Order More & SAVE
Lennox Filter Lennox Filter - Air Filter, Furnace 17x26x4 (16 1/2x26x4 1/8) MERV 13, 75X74 - X6664 - X6666 AfterMarket

Lennox Filter - Air Filter, Furnace For Models: :75X74 - X6664 - X6666

Fits Lennox model numbers PCO-12C and HCFPCO12-10

Nominal size 17x26x4
Actual size 16 1/2" x 26" x 4 1/8"

ONLY: $32.34 each - Order More & SAVE
Lennox Filter Lennox Filter - Air Filter, Furnace 17x26x4 (16 1/2x26x4 1/8) MERV 11, 75X74 - X6664 - X6666 AfterMarket

Lennox Filter - Air Filter, Furnace For Models: :75X74 - X6664 - X6666

Fits Lennox model numbers PCO-12C and HCFPCO12-10

Nominal size 17x26x4
Actual size 16 1/2" x 26" x 4 1/8"

ONLY: $33.19 each - Order More & SAVE
Lennox Filter Lennox Filter - Air Filter, Furnace 17x26x4 (16 1/2x26x4 1/8) ODOR DEFENSE®, 75X74 - X6664 - X6666 AfterMarket

Lennox Filter - Air Filter, Furnace For Models: :75X74 - X6664 - X6666

Fits Lennox model numbers PCO-12C and HCFPCO12-10

Nominal size 17x26x4
Actual size 16 1/2" x 26" x 4 1/8"

ONLY: $42.84 each - Order More & SAVE