That diy option uses a furnace filter, which probably does as well as …… a furnace filter. It should help clear larger particles from the air, like smoke, soot, dust
It is NOT a hepa filter and not useful in the context of this thread about filtering pathogens
That diy option uses a furnace filter, which probably does as well as …… a furnace filter. It should help clear larger particles from the air, like smoke, soot, dust
It is NOT a hepa filter and not useful in the context of this thread about filtering pathogens
Yeah, the original plans I have call for using a MERV 20 filter (if I recall correctly), but otherwise it’s the same.