PUREFLOW 2010 Audi S4 Cabin Air Filter with HEPA and Antibacterial Technology, PC6071HX M6 Gran Coupe 2005-01 Pontiac Montana 3

2005-01 Pontiac Montana 3

2018-11 Audi A1 1

and AC units

2020-18 Mercedes-Benz Maybach S560 4

and other fine airborne particles for higher-efficiency home air filtration

PUREFLOW 2010 Audi S4 Cabin Air Filter with HEPA and Antibacterial Technology, PC6071HX M6 Gran Coupe 2005-01 Pontiac Montana 31st 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