Re:Air-to-Air Heat Exchangers for Healthier Energy-Efficient...
by lnsru on Saturday February 04, 2023 @01:02PM
(#34656509)
Using old obsolete way oversized chimney. Enough place for pipes and cables.
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Re:Air-to-Air Heat Exchangers for Healthier Energy-Efficient...
by drjasonharrison on Saturday February 04, 2023 @02:03PM
(#34657067)
Laundry chutes too