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At least with heat recovery ventilators, the air streams do not mix at all. Unless the virus finds a way to penetrate the metal fins of the heat exchanger, it s
by danans 6y ago
At least with heat recovery ventilators, the air streams do not mix at all. Unless the virus finds a way to penetrate the metal fins of the heat exchanger, it should be completely fine.
- bluGill 6y agoThere are several different designs, some there is a mix of streams. Most are sadly not particularly efficient overall, but still much better than leaving a window open.
- danans 6y agoIs it really an HRV if the air streams mix? [1] The primary function of an HRV is ventilation. Any air stream mixing would nullify that objective. 1. https://www.greenbuildingadvisor.com/article/misconceptions-about-hrvs-and-ervs https://www.greenbuildingadvisor.com/article/misconceptions-...
- bluGill 6y agoThere are a few different types. One type blows air out "across rocks" to warm them up, and then reverses the fan pulling air in "across the same rocks" I simplified a lot in the above, but the idea should be clear - there is some mixing of streams in this style.