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Sound Absorption

Sound absorption coefficients and NRC ratings for building materials — fiberglass, carpet, concrete, drapery, ceiling tile, etc. per ASTM C423 and ASHRAE Ch.49

Mechanical Engineering30 sections31 sample rowsKey: material

Attributes

nrcdimensionless
alpha_125dimensionless
alpha_250dimensionless
alpha_500dimensionless
alpha_1000dimensionless
alpha_2000dimensionless
alpha_4000dimensionless
category
mounting
description

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