Exam (elaborations)
HVAC journeyman prep test Questions With Correct Answers
- Course
- Institution
A listed smoke damper designed to resist the passage of smoke shall be provided at each point in a duct or air transfer opening penetrates a: (A)smoke barrier wall (B)fire rated wall (C)interior wall (D)corridor wall - ANS Corridor wall (IMC 607.5.4) Flexible air duct may be what lengt...
[Show more]