International Code Council Commercial Mechanical Inspector M2 Question # 14 Topic 2 Discussion
M2 Exam Topic 2 Question 14 Discussion:
Question #: 14
Topic #: 2
When testing dampers located in corridors, the dampers shall demonstrate acceptable closure performance when subjected to _____ fpm velocity across the face of the damper using the UL 555 fire exposure test.
Corridor damper testing under the referenced standard requires acceptable closure performance at 150 fpm across the face of the damper. Therefore Option C is correct.
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