PUREFLOW 2015 Audi S6 Cabin Air Filter with HEPA and Antibacterial Technology, PC4439HX Police Interceptor Utility or HVAC system while helping

or HVAC system while helping to maintain efficient heating and cooling performance

reliable airflow

2015-12 Mercedes-Benz ML350 3

including sub-micron particles

PUREFLOW 2015 Audi S6 Cabin Air Filter with HEPA and Antibacterial Technology, PC4439HX Police Interceptor Utility or HVAC system while helping1st Stage: For drivers and passengers who suffer from severe allergies, PUREFLOW HEPA (High Efficiency Particulate Air) offers 99. 97% efficiency, capturing microscopic pollutants including pollen and other allergens (may result in a minor restriction to airflow). 2nd & 3rd Stage: Activated charcoal adsorbs harmful gases like carbon monoxide and sulfur dioxide. This layer is combined with baking soda to absorb bad odors. 4th Stage: Advanced