2020-11-30 Duct and Envelope Tightness (DET) Verifier – Online Training Duct and Envelope Tightness (DET) Verifier – Online Training November 30, 2020 @ 9:00 am - December 2, 2020 @ 1:00 pm Duct and Envelope Tightness (DET) Verifier – Online Training This online training will be from 9:00 a.m. to 1:00 p.m. ET. Join us for a three-day course designed to introduce the skills necessary to become a Duct and Envelope Tightness (DET) Verifier, certified to perform the diagnostic testing required for new homes by the 2009 and 2012 IECC amendments. An in-person evaluation will occur … Continue reading "Duct and Envelope Tightness (DET) Verifier – Online Training" $475
November 30, 2020 @ 9:00 am - December 2, 2020 @ 1:00 pm Duct and Envelope Tightness (DET) Verifier – Online Training
November 30, 2020 @ 9:00 am - December 2, 2020 @ 1:00 pm Duct and Envelope Tightness (DET) Verifier – Online Training
November 30, 2020 @ 9:00 am - December 2, 2020 @ 1:00 pm Duct and Envelope Tightness (DET) Verifier – Online Training
