When constructing a fire-rated wallboard partition, must the exact stud size specified in the tested design be utilized?
No. Specified wood or steel stud sizes are minimum unless otherwise stated in the design. Wood stud walls may contain fire retardant treated studs as well as untreated wood studs. The hourly ratings for steel stud partitions are maintained when the steel studs are of a heavier gauge and/or larger dimensions than specified in a design.
Related Questions
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