Lennox X6669 Furnace Filter 21x26x4 Healthy Climate MERV 16 for Model HCFPCO20-16, 21" x 26" x 4." Package of 2
- Lennox/Healthy Climate X6669, Model HCFPCO20-16
- 21" x 26" x 4," for Air Cleaner Model PCO-20C
- Also Replaces X6667 Filter (HCFPCO20-11)
- MERV 16 Rated
- Actual Size 21 1/4" x 26" x 4"
- Package of 2