MS Residential HVAC Practice Questions - Mississippi Residential HVAC Contractor Examination Exam

IMC Section 603.10 prohibits supporting a metal supply trunk by which method?

Galvanized straps fastened to roof trusses Hanger wire attached to structural framing Another duct or the finished ceiling system Threaded rod and a trapeze under a wide trunk

Correct Answer:

Another duct or the finished ceiling system

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