AC417 1/2-inch Enhanced Sag-resistant Gypsum Ceiling Board - Approved January 2019, editorially revised June 2022 (PDF Download)

Item #: AC417 6-2022
Price: $660.00
Member Price: $660.00
Member Savings: $0.00
 AC417 establishes guidelines for evaluation of 1/2-inch-thick sag-resistant gypsum ceiling board meeting or exceeding the humidified deflection performance requirements of Section 12 of ASTM C1396, installed using proprietary fastening specifications to achieve enhanced sag resistance.
More Information
Pages 4
Publisher ICC-ES
Language English
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