UV light purifiers can be added to a/c systems to combat air-borne pathogens by sterilizing the air travelling through the

https://www.mediafire.com/file/t0gmwgecbzu918t/pdf-9277-17132.pdf/file

UV light cleansers can be added to HVAC systems to combat airborne pathogens by sanitizing the air passing through the system, promoting much healthier indoor environments.