Coway Green True HEPA™ technology helps you breathe safer and cleaner air by clearing away unwanted contaminants. Certified in the world of air purification, Green True HEPA™ filter work around the clock to remove particles from the air. Our improved, Green True HEPA™ filter captures airborne allergens as small as 0.03 microns* in size, while our new, honeycomb activated carbon filter eliminates odors and gases from the air. All to give you purer, healthier air. The Coway Airmega Max2 filter is an all-in-one HEPA filter system that combines Green True HEPA™ filter technology with an activated carbon filter. Please note: Each filter set contains two Max2 filters, one for each side of your Coway Airmega. * Coway air purifiers has been proven to trap dust, pollen, dander, viruses and bacteria in the air based on KCL(Korea Conformity Laboratories) testing. They have been tested in a 30㎥ size chamber according to the Korea Air Cleaning Association standard (SPS-KACA 002-132:2018 Modified) to measure the 0.01㎛ size of particle removal rate. It was tested on maximum fan speed in normal room temperature and humidity conditions. The performance may vary in the actual living environment of customers.- Tested with Coway airmega 150, AP-1216L, AP-1512HH, AP-1512HHS, 250, 300, 300S, 400, 400S. SKU: 3104756