Which can be said to be higher in a very thick wall assembly?
A. STC
B. NRC
AnswerA. STC - sound transmission class is applied to wall assemblies, whereas NRC (noise reduction coefficient) is applied to the absorptive qualities of materials."
ARE 4.0 exam prep: BS
A. STC
B. NRC
AnswerA. STC - sound transmission class is applied to wall assemblies, whereas NRC (noise reduction coefficient) is applied to the absorptive qualities of materials."
ARE 4.0 exam prep: BS
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