COMPOSITION
Cup: ABS.
Cushion: Foam.
Headband: ABS.
Norms
USA STANDARDS
-ANSI S3.19-1974 : American National Standards Institute
-NRR – (Noise Reduction Rating - Noise Reduction Rating) : NRR 21 dB
REGULATION (EU) 2016/425
-EN352-1:2002 : Hearing protection : Ear-muffs
-Average noise attenuation : SNR 26 dB
-High frequency attenuation : H 30
-Medium frequency attenuation : M 24
-Low frequency attenuation : L 15
Product Used Risks
Heavy industry.
Construction / Civil engineering.
Noise.
HIGHLIGHTS
Colour according to the Delta Plus SNR scale.
For an easier selection of the most suitable protection!.
