Natural ultraviolet (UV) light from the sun keeps airborne microorganisms under control outdoors. EZUV kills airborne viruses, bacteria and allergens and keeps the interior surfaces of your HVAC system free of mold and other biogrowth. This means you’ll have healthier air, and a more efficient HVAC system that uses less energy! And, EZUV can reduce—often eliminate— expensive chemical coil cleanings. So you’ll save energy and cleaning expenses while helping protect the environment!