I was not able to evaluate a significant distinction in These temperatures, which were being fifty or maybe more degrees warmer when compared to the air in my attic... So my estimate that I was losing below 2% to conduction from the ducts. Poughkeepsie, NY Feb 14, 2022 #7 https://gawlerhousesforsale44433.blogscribble.com/35885666/house-sales-gawler-sa-an-overview