You are designing a firestop system for a boiler room that will have conduits coming from the service provider maintenance hole into the building. Which test rating will address the firestops ability to resist breakdown from water damage?
A. F rating
B. L rating
C. T rating
D. W rating
You are designing a firestop system for a boiler room that will have conduits coming from the service provider maintenan
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You are designing a firestop system for a boiler room that will have conduits coming from the service provider maintenan
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