PUREFLOW 2021 Lexus RX350 Cabin Air Filter with HEPA and Antibacterial Technology, PC99237HX Model_Stelvio This layer is combined with

This layer is combined with baking soda to absorb bad odors

and bacteria on the filter

4th Stage: Advanced antibacterial micro technology reduces biofouling by suppressing the growth of algae

Optimal Air Flow: Designed to minimize pressure drop from high-efficiency filtration

powered by PUREFLOW® Air Filtration Technology

PUREFLOW 2021 Lexus RX350 Cabin Air Filter with HEPA and Antibacterial Technology, PC99237HX Model_Stelvio This layer is combined with1st 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