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504.6 Gypsum Wallboard Ducts
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Bathroom and laundry room exhaust ducts shall be permitted to be of gypsum wallboard subject to the limitations of Section 602.5.
Related Code Sections
504.6 Exhaust Systems, Gypsum Wallboard Ducts
Bathroom and laundry room exhaust ducts shall be permitted to be of gypsum wallboard subject to the limitations of Section 602.5 ...
2018 Uniform Mechanical Code of Nevada > 5 Exhaust Systems > 504.0 Environmental Air Ducts > 504.6 Gypsum Wallboard Ducts
722.5.1.2 Fire and Smoke Protection Features, Gypsum Wallboard Protection
with Type X gypsum wallboard shall be permitted to be determined from the following expression:
(Equation 7-12)
where: R ...
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with Type X gypsum wallboard shall be permitted to be determined from the following expression: (Equation 7-12) where: R = Fire resistance ...
Building Code 2018 of Nevada > 7 Fire and Smoke Protection Features > 722 Calculated Fire Resistance > 722.5 Steel Assemblies > 722.5.1 Structural Steel Columns > 722.5.1.2 Gypsum Wallboard Protection
602.5 Duct Systems, Gypsum
Where gypsum products are exposed in ducts or plenums, the air temperature shall be restricted to a range from 50°F (10°C) to 125°F (52°C ...
2508.2 Gypsum Board, Gypsum Panel Products and Plaster, Limitations
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Building Code 2018 of Nevada > 25 Gypsum Board, Gypsum Panel Products and Plaster > 2508 Gypsum Construction > 2508.2 Limitations