Lennox Replacement Filters (2 Pack) 17x26x4 Part # 75X74, X6664, X6666 MERV 8, 11

Currently these have a 5 week +/- handling time.

2 Pack

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.

Specifications:

• 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