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A comment on Air-to-Air Heat Exchangers for Healthier Energy-Efficient Homes. Parent comment

Re:Air-to-Air Heat Exchangers for Healthier Energy-Efficient... by hedora on Saturday February 04, 2023 @12:00PM (#34655926)
It sounds like they are putting in minisplits, which are great for retrofits. The cost of minisplits is roughly linear in number of rooms.
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