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  • More expensive than other types of filters, but also removes more particles than other types of filters. Also helps protect the heating and cooling system mechanical parts from dust, which helps extend its life.
  • Electrostatically charged. Contains “sites” that carry a permanent electrostatic charge. Sites attract and capture sub-micron-sized particles, as well as larger particles.
  • Captures large airborne allergens like household dust, pollen and mold spores.
  • Also captures microscopic allergens like pet dander, smoke and smog. Some manufacturers produce models that can capture bacteria and particles that can carry viruses.
  • Disposable. Should be changed every three months.
 
 
 
 

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