@FinchTH If the idea is pathogens, and minimizing floor space, a ceiling fan with upward-pointing UVGI (not far uv which doesn't seem ready for prime time) might be better?
@FinchTH如果这个想法是病原体，并最大限度地减少占地面积，那么带有向上指向的UVGI（不远处的紫外线，似乎还没有准备好迎接黄金时段）的吊扇可能会更好？