MERV 13 Replacement for Lennox 20x25x5 (19.88x24.75x4.38)
- MERV 13 Replacement for Lennox 20x25x5 (19.88x24.75x4.38)
- Actual Size 19.88x24.75x4.38"
- Hospital Grade. Attracts and captures airborne particles or allergens less than one micron in size such as pollen, fine dust, pet dander. Also captures bacteria, viruses carrying particles, mold spores and smoke.
- Ideal for standard and residential commercial use
- Designed to last 180 days. Replace regularly for optimum performance.
- Free shipping on all orders!
They say 12 months, but I have a pet, and woods , pollen around here.
I always change every 6 months.
Write date on end of filter before you change.