ASTM E989 – Standard Classification for Determination of Single-Number Metrics for Impact Noise
1.1”This classification provides a method for determining a rating that can be used to compare the levels of impact noise generated by a standard tapping machine and transmitted through different floor-ceiling assemblies.
Product Details
Published:
05/01/2021
Number of Pages:
3
File Size:
1 file , 100 KB
Redline File Size:
2 files , 210 KB
Note:
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