Does UV light in the HVAC system kill helpful bacteria? Any studies on this? 2

[nuuvox000]

A cursory search doesn't come up with much. Just curious if any damage can be done by going too far on the air purification.

 

[IRstuff]

Again, no one has suggested that here.

TTFN (ta ta for now)
I can do absolutely anything. I'm an expert!

https://www.youtube.com/watch?v=BKorP55Aqvg

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[MedicineEng]

Covid gave the opportunity to a lot of snake oil sellers to flog useless equipment/liquids at a premium.
The number experts" that I met with that were trying to sell us the most absurd "solutions" to Covid and that went out almost tail between the legs when I dismantled their half truths and outright lies and misconceptions made the entire Covid experience much more bearable.