Property
Noise reduction coefficient v1.0
Active
URL: https://opendictionary-ecstest.test-bim.com/organization/25869347-9422-4528-ac1c-65954fa4061d/dictionary/9deb4292-f4a1-4152-a7f3-ddecc7bf4f11/property/64c20f40-decb-4c04-a562-c8af3c3bd1ab
GUID: aea1691b-88b7-4ec3-a24c-23476d3b5b2b
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