DIY box fan filters – Corsi-Rosenthal box

18 pointsby coatmatterover 2 years ago

1 comment

coatmatterover 2 years ago

Also see the FAQ for various other build options and information: <a href="https://cleanaircrew.org/boxfanfilterfaq/" rel="nofollow">https://cleanaircrew.org/boxfanfilterfaq/</a>