Posts Tagged ‘verifier’

Duct & Envelope Tightness Verification

November 5 -6 @ 9:00 am – 5:00 pm DCA Approved Duct and Envelope Tightness (DET) Verifier class. Participants will learn how to explain calculations for ACH50 and percent duct leakage, demonstrate proficiency in testing protocol, apply knowledge on actual blower door and duct systems, and complete certification exam. Course Price: $475 Member Price: $450…

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