I’m stunned that the word “duct” doesn’t appear in this article. UV in ductwork is cheap, very effective, and has no downsides. I’m flummoxed why it isn’t widely employed. Can you help? Thanks.
I’m stunned that the word “duct” doesn’t appear in this article. UV in ductwork is cheap, very effective, and has no downsides. I’m flummoxed why it isn’t widely employed. Can you help? Thanks.