3 ms·
That seems kind of high for insulated ducts, where does that number com from?
by rootusrootus 4y ago
That seems kind of high for insulated ducts, where does that number com from?
- fifteenforty 4y agoUS energy.gov
- dahfizz 4y agoIt would be nice to actually link the source[1] (PDF). The stat is that you lose between 25-40% efficiency for "typical" existing installations. The document goes on to explain that an insulated duct which doesn't leak doesn't have this kind of efficiency loss. [1] https://www.google.com/url?q=https://www1.eere.energy.gov/buildings/publications/pdfs/building_america/27630.pdf&sa=U&ved=2ahUKEwjywOimrc38AhUxg4kEHbS6CQMQFnoECAkQAg&usg=AOvVaw1Q4Xl6rK5YSR2O73XYDfw3 https://www.google.com/url?q=https://www1.eere.energy.gov/bu...