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Podcast: HVAC School - For Techs, By Techs
Episode: Short #75 - Stop Duct & Unit Sweating
Description: Duct and air handler (unit) sweating is a common issue in humid climates. Bryan talks about what causes it and what to do about it. Many people try to keep their ducts and equipment either very cool or very warm to prevent sweating. Despite the good intentions, neither of those methods is great for sweat prevention. If a ceiling grille is sweating, people try to insulate the top of the boot to stop the sweating. The real reason why the grille continues to sweat is that those sweating areas have hit the dew point. If...