Lennox X8789,  Merv 16,  Lennox Healthy Climate PureAir Replacement Filter 16"x26"x5"

The PureAir air purification system helps control everything from microscopic dust mites and mold spores to infectious bacteria and viruses.
It is the only indoor air quality system that safely removes and destroys odors and chemical vapors.

Lennox  Healthy Climate PureAir PCO-16-28