Full Install of REME HALO®Zero RGF’s proprietary aGHP-Cell™technology creates low level, airborne Gaseous Hydrogen Peroxide (aGHP™) throughout the air-conditioned space Reduces bacteria, viruses, odors, and mold along with allergens & dust at the source. REME HALO®Zero is verified Zero Ozone to UL 2998 https://www.youtube.com/watch?v=1ChdZMrkLeM