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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 mikeyouse on Saturday February 04, 2023 @11:50AM (#34655820)
No matter the substrate, there is almost no insulation benefit to 1cm of material. It looks like cork has an R value of ~4.0/inch so 1cm is roughly R-1.5? That’s about equivalent or a single pane of glass.
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Re:Air-to-Air Heat Exchangers for Healthier Energy-Efficient... by drjasonharrison on Saturday February 04, 2023 @01:53PM (#34656969)
Sometimes you can only economically and aesthetically add a bit until you get to the "tear it down and rebuild".
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