NCI Commercial System Performance Specialist
Complete study program for the NCI Commercial System Performance Specialist. Progress through 8 structured modules covering all exam topics.
- Apply the NCI diagnostic process to systematically evaluate commercial HVAC system performance
- Measure total external static pressure (TESP) on commercial air handling units and rooftop units
- Identify the most common commercial system deficiencies using pressure, airflow, and temperature data
- Distinguish between equipment problems and air distribution problems in commercial comfort complaints
- Perform a pitot tube traverse in rectangular and round commercial ductwork to determine total airflow
- Calculate airflow using velocity pressure readings and duct cross-sectional area
- Verify fan airflow using manufacturer fan curves and measured static pressure and speed
- Measure and document airflow at individual supply registers and return grilles in commercial buildings
Ready to test your knowledge?
Take the practice exam to see how well you've mastered the material.
Ready to test your knowledge?
Take the practice exam to see how well you've mastered the material.
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