Made in Korea, the Aerofore Air Purifier is a quiet, energy-efficient 4-stage system that protects indoor air quality with forest-level negative ions. Designed with pet owners in mind, it combines a pre-filter, Copper Ion antibacterial tech, Activated Carbon for odor removal, and an H13 HEPA filter that traps 99.95% of PM2.5 and allergens down to 0.3 microns across 313 sq. ft.