Property
Noise reduction coefficient v1.0
Active
URL: https://opendictionary-ecstest.test-bim.com/organization/25869347-9422-4528-ac1c-65954fa4061d/dictionary/4c7cdaf6-c405-44bf-9080-8359697e1668/property/256a0f51-c0d6-4aea-9d12-04c619f7a7c3
GUID: 6363145c-c5f7-493a-bba2-34badaadb145
Definition
Average sound absorption per ASTM C423
Description
Common measure of Sound absorption (αw)
Example
9
Technical definition
Data type
Float
Usage
Property groups (1)
References
Reference documents (2)
- ASTM C423 Sound Absorption by Reverberation Room Method v1.0
- ISO 354 Acoustics Sound Absorption v1.0