EAR

Alert Symbols

Short description of our attenuation ratings and the meaning of the symbols.
(* RNR = Recommended Noise Rating)





		*RNR< 85dB** You do not have to wear hearing protection, but it's available to your workers.



		*RNR 83-93dB** You are above the level, hearing protection is compulsary.



		*RNR 87-98dB** You are above the level, hearing protection is compulsary. Ideal for high frequency noise.



		*RNR 94-105dB** You are above the level, hearing protection is compulsary. Ideal for high and medium frequency noise.



		*RNR 95-110dB** You are above the level, hearing protection is compulsary. Ideal for all frequencies.