Most, if not all, hospitals and medical facilities use UV lights to filter the air throughout their facilities to minimize and kill germs, viruses, bacteria, and other airborne pathogens. A similar technology is A NOW AVAILABLE to the public and is easily installed in your home or office HVAC systems ductwork. To find out more about this product and how it would be a value to you, call or text 224-250-6541. Ask for Dave. SM-CL1789823 Most, if not all, hospitals and medical facilities use UV lights to filter the air throughout their facilities to minimize and kill germs, viruses, bacteria, and other airborne pathogens. A similar technology is A NOW AVAILABLE to the public and is easily installed in your home or office HVAC systems ductwork. To find out more about this product and how it would be a value to you, call or text 224-250-6541. Ask for Dave. SM-CL1789823