PUREFLOW 2022 Cadillac CT5 Cabin Air Filter with HEPA and Antibacterial Technology, PC4211HX Year_2020 Includes four 18x22x1 MERV 11

Includes four 18x22x1 MERV 11 air filters for routine filter changes in residential HVAC systems

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

reliable airflow through your vehicle’s HVAC system

1998-92 Saab 9000 2

PUREFLOW 2022 Cadillac CT5 Cabin Air Filter with HEPA and Antibacterial Technology, PC4211HX Year_2020 Includes four 18x22x1 MERV 111st 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