"Earn Your Duct & Envelope Tightness Verifier Credential"

Register and Complete Training Modules I & II to Become Certified

SCDET Course Description

The South Carolina Duct and Envelope Tightness Verifier Credential requires successful completion of two training Modules. Module I consists of a classroom or online course and Module II is a field exam that is given at various times and locations throughout the state. Both portions of the training must be taken through an approved instructor.

SCDET Course Registration


Register for the SCDET Verifier Training Course. This two module course consists of a Classroom or Online course (Module I) as well as a Field Testing Training (Module II). Both Modules must be completed to receive your credential. The $350 fee for the course includes both Modules as well as all course materials.

Course Calendar

Due to COVID-19, please contact SCALT to register for Module II – 800-395-9276

The calendar page lists all the upcoming dates for Classroom Courses, Module 2 Field Testing Training and “Train the Trainer” Courses for those who wish to become a SCDET Instructor. Find dates that fit your schedule and select those dates at registration.