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603.1.1 Ducts
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The use of nonmetallic ducts shall be permitted where installed in accordance with the limitations of the International Mechanical Code.
Related Code Sections
406.3.2.2 Special Detailed Requirements Based on Occupancy and Use, Ducts
Ducts in a private garage and ducts penetrating the walls or ceilings separating the dwelling unit from the garage, including its attic area, shall ...
Building Code 2021 of Illinois > 4 Special Detailed Requirements Based on Occupancy and Use > 406 Motor-Vehicle-Related Occupancies > 406.3 Private Garages and Carports > 406.3.2 Separation > 406.3.2.2 Ducts
406.3.2.2 Special Detailed Requirements Based on Occupancy and Use, Ducts
Ducts in a private garage and ducts penetrating the walls or ceilings separating the dwelling unit from the garage, including its attic area, shall ...
Building Code 2018 of Illinois > 4 Special Detailed Requirements Based on Occupancy and Use > 406 Motor-Vehicle-Related Occupancies > 406.3 Private Garages and Carports > 406.3.2 Separation > 406.3.2.2 Ducts
(F) Equipment for General Use, Ducts
Ventilating ducts shall be constructed of fire-resistant material ...
National Electrical Code 2017 of Illinois > 4 Equipment for General Use > 450 Transformers and Transformer Vaults (Including Secondary Ties) > 450.45 Ventilation Openings > (F) Ducts
(F) Equipment for General Use, Ducts
Ventilating ducts shall be constructed of fire-resistant material ...
National Electrical Code 2020 of Illinois > 4 Equipment for General Use > 450 Transformers and Transformer Vaults (Including Secondary Ties) > 450.45 Ventilation Openings > (F) Ducts
603.1.1 Types of Construction, Ducts
The use of nonmetallic ducts shall be permitted where installed in accordance with the limitations of the International Mechanical Code ...
Building Code 2021 of Illinois > 6 Types of Construction > 603 Combustible Material in Types I and II Construction > 603.1 Allowable Materials > 603.1.1 Ducts