The OdorStop OS1440PRO works by using two higher-run bulbs that clean the air competently and run on the optimal wavelength, 254nm, to kill viruses and bacteria as properly as you possibly can.
Of course, I would https://ztndz.com/story20561081/not-known-factual-statements-about-how-to-choose-the-right-uv-light-for-hvac