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A comment on Ask HN: Best way to remove CO2 in a bedroom?. Parent comment

Re:Ask HN: Best way to remove CO2 in a bedroom? by dzhiurgis on Sunday June 16, 2024 @04:06PM (#40699710)
Whole home ones are only real ones having a chance to work.

I’ve installed mine in about 6hours (but I do have moderately accessible attic).

They are somewhat cheap too - at $1k or so.

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Re:Ask HN: Best way to remove CO2 in a bedroom? by colanderman on Monday June 17, 2024 @08:24AM (#40704872)
I used to have a window mounted unit from a small company. It worked wonderfully in my bedroom.
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