Go with MERV-17 - 20 to achieve HEPA-like filtration. | Hacker News

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		404mm on Oct 9, 2021 \| parent \| context \| favorite \| on: Real-world data show that filters clean Covid-caus... Go with MERV-17 - 20 to achieve HEPA-like filtration.

walterbell on Oct 10, 2021 [–]

Any recommendations on retail sources for MERV-17+ filters?

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