Lennox Replacement Filters (2 Pack) 17x26x4 Part # 75X74, X6664, X6666 MERV 8, 11
MERV 8 or MERV 11, choose in dropdown menu above.
Aftermarket filters that replace Lennox part number #75X74, X6664, and X6666. Replacement air filters fit into existing air filter housings. Replacements are pre-assembled for easy installation.
- Replacement for Lennox part # 75X74, X6664 and X6666
- Fits Lennox model # PCO-12C and HCFPCO12-10
- Nominal size 17" x 26" x 4" (Actual size 16 5/8" x 26 3/4" x 4")
- Filter Media - 100 % synthetic gradient media
- Filter Support Grid – 30 gauge galvanized expanded metal grid
- Frame –moisture resistant 28 point beverage board
- Assembly Technique – Media pack totally bound to frame
- Max Temperature – 108 degrees Fahrenheit continuous service, Peaks 225 degrees Fahrenheit
*Trade names and company names are used for identification purposes only.
MERV 13 has an extended handling time