Foam and sealing ductwork in attic and crawl spaces
Foam and sealing ductwork in attic and crawl spaces is the most efficient way to get the most out of your ductwork. that sends. Your typical ductwork has on average 25% to 40% duct leakage.
In your attic or crawl space you loose 20%-30% of your heated or cooling airflow especially in attic or crawl spaces is lost by the time it reaches the conditioned room.
