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(2.0 CEUs) A duct blower is a generic term for a device that is also called a Duct Blaster or a duct tester. Duct-airtightness testing can be a challenge, even for experienced building-energy specialists. This lesson discusses industry standards for duct-airtightness testing in detail. You’ll learn the following.

  • How to conduct the total duct-leakage test.
  • How to conduct the leakage-to-outdoors test.
  • How to interpret duct-blower test results.