The three methods most often used to quantify duct leakage rates are:

A) Duct pressurization, duct draw down, and cross-sectional analysis.
B) Percentage of design flow, airflow per 100 sq ft of conditioned space, and leakage area.
C) Cross-sectional analysis, duct pressurization, and leakage area.
D) Leakage area, duct draw down, and cross-sectional analysis.


B

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