Sometimes referred to as Duct and Envelope Tightness (DET), BPI�s IDL Certification qualifies you to perform blower door and duct leakage tests on new homes, as required by IECC 2009 and IECC 2012 building codes.
In this self-paced online course you will learn the principles of air movement and causes of air leaks, how ventilation relates to overall air leakage in a home, and ventilation system requirements. During our 30-minute IDL Field Exam-Prep Video, watch a demonstration, step-by-step, how to perform each of the tasks required to successfully pass BPI�s IDL Exam.
Access 24x7 - even on your phone! Review and repeat sessions as necessary. You're in control!