The HALO-LED is the industry’s first LED in-duct, whole home and building air purification system that is both mercury free and zero ozone compliant. The HALO-LED proactively treats every cubic inch of air conditioned space, reducing airborne and surface contaminants and pollutants through bi-polar ionization and revolutionary, patent pending, REME-LED technology. New REME-LED technology utilizing RGF’s patented PHI and REME technologies providing superior indoor air purification.