PUREFLOW 2016 Roadtrek RS Adventurous Cabin Air Filter with HEPA and Antibacterial Technology, PC9366HX pid_19908438 2017-07 Volkswagen CrossFox 1

2017-07 Volkswagen CrossFox 1

2008-07 Freightliner Sprinter 2500 3

2015-11 Hyundai Tucson 2

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

High-efficiency layered construction captures smaller airborne particles than basic fiberglass filters can collect

PUREFLOW 2016 Roadtrek RS Adventurous Cabin Air Filter with HEPA and Antibacterial Technology, PC9366HX pid_19908438 2017-07 Volkswagen CrossFox 11st 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