Lennox Healthy Climate Box Media MERV 11 20x26x5

Lennox Healthy Climate Provides whole-home filtration for optimal home comfort and air quality, with no additional energy costs.  This filter is Compatible with any HVAC system - no additional power source needed.  MERV 11 media filter Removes up to 85% of particles such as dust, dirt, and mold spores down to 10 microns**   No ozone emissions, a known lung irritant*** This MERV 11 filter (Minimum Efficiency Reporting Value based on ASHRAE 52.2).  Dust mites, pollen, mold spores, pet dander and other contaminants down to 0.3 microns are captured by the filter.  Disposable media with specially pleated 100% electro−statically charged, white non−woven synthetic fibers provides a large surface area allowing maximum dirt holding capacities with minimum air resistance. Double−wall beverage board frame for rigid construction.  Recommended replacement of the media depends on environment, see Specifications table for filter service life, Typically 4-8 months. Factors that will influence frequency of replacement of the the media are: the number of people and their activity, the amount of carpeting, pets, size of home, number of smokers and the pollution level in the area. The media’s lowest efficiency point is when it is new. Efficiency increases with usage.