Exam (elaborations)
NATE Industry Competency Exam: Air Distribution Questions And Answers
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NATE Industry Competency Exam: Air Distribution Cross breaking sheet metal duct will: a. Weaken the duct and prevent contamination. b. Stiffen the duct and reduce noise. c. Increase the cost of the duct and prevent joint splitting. d. Improve the appearance of the duct and prevent zinc cra...
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