Quote:
Originally Posted by Michael G.
Is there anything that can stop the 3 second warm air infiltration coming through the ducts when my AC comes on?
Would more insulation wrapped around the ducts be the answer?
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No.
It is not infiltration of air into the system, it is air that is already in the ducts. Short of placing a vacuum on your ducts you will always have air that heats to the ambient attic temp when the system is off.