Pre Filter (2010-10-11)
Does air travelling via a simple fan through an electrostatic filter (like Filtrete) get ionized? Just to clarify a prior question, I had; I’ve heard that ionized air can be potentially harmful (i.e. free radicals) so I want to avoid air cleaners that ionize air. The 3M Filtrete electrostatic polyolefin-based filters (very common in furnace [...]
