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HVAC
NCI Commercial System Performance Specialist
Large-Scale Airflow Testing
Knowledge Check
Large-Scale Airflow Testing
Knowledge Check
Knowledge Check
1 / 15
What is the maximum recommended duct velocity for main supply trunk ductwork in a commercial office building to minimize noise?
A
500 to 700 FPM
B
2,000 to 2,500 FPM or higher
C
1,200 to 1,600 FPM
D
800 to 1,000 FPM
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