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Illinois Metal and Flexible Duct Code 2020 pdf
The Illinois Metal and Flexible Duct Code sets forth regulations and standards for the installation and use of metal and flexible duct systems in various types of buildings and structures within the state of Illinois. It covers aspects such as sizing, materials, installation methods, and ventilation requirements to ensure safe and efficient operation. Contractors must adhere to these code provisions to maintain compliance with state regulations and ensure the proper functioning of duct systems in buildings throughout Illinois.
