I clearly need a long-term solution for maintaining my respiratory health when there's wildfire smoke. What are people doing? Anyone recommend specific respirators? (I don't particularly want to rely ...
@nprofile1q... PC fans are much quieter than a box fan; cleanairkits.com is a source with various sizes and designs. Also see this thread (and the thread it quotes) for discussion of how to fit PC fans on a standard Corsi-Rosenthal filter box.
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