A #1 Air Conditioning Tech Tips - New Duct

anumber1air 2010-04-06

Views 45

Old duct vs. new duct there is no comparison. The new R values on the new (silver) duct of 11 up to 49 saves huge amount of money compared to the old recalled gray duct R value of 4 on a good day. It's also very important to have the system sealed.

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