Learn proper room pressure recording format. Avoid unintentional documentation pressure reversals. Understand the distinction between door differential pressures and room vs. ambient pressures and their interrelationship.  Perform pressure cascade calculations. Calculate pressure differentials between unconnected rooms. Determine negative and positive pressure room relationships. Identify executable room pressure relationships. Units’ system independent learning approach, no conversions required.

After watching the video presenation and answering the 20 quiz questions, you will earn 1.5 NEBB approved CEC.