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(1.5 CEUs) Excessive duct leakage causes major energy and comfort problems in many buildings. This lesson covers why and how building-energy specialists test duct-system leakage. You’ll learn the following.

  • The methods and equipment used to test duct-airtightness.
  • How a duct blower measures duct leakage.
  • Energy-code duct-airtightness standards.