I am looking Earplugs, what does 'NRR' stand for?

  • Noise Reduction Rating (NRR) is the measurment, in decibels, of how well a hearing protector reduces noise by.
    • 150 dB = Rock Concerts at Peak
    • 140 dB = Firearms, Air-Raid Siren, Jet Engine
    • 130 dB = Jackhammer
    • 120 dB = Jet Plane Take-off, Amplified Music at 4-6 ft., Car Stereo, Band Practice
    • 110 dB = Machinery, Model Airplanes
    • 100 dB = Snowmobile, Chain saw, Pneumatic Drill
    • 80 dB = Alarm Clock, Busy Street
    • 70 dB = Vacuum Cleaner
    • 50 dB = Moderate Rainfall
    • 40 dB = Quiet room
    • 30 dB = Whisper, Quiet Library

What makes the Shoe Covers anti-skid?

  • Skid resistance is provided by the embossed texture of the plastic, along with a proprietary plastic compound used.

Are Disposable respirators reusable? How many times / hours? Do/Can I clean it between uses?

  • They are designed for 1 time usage. For more technical details, please refer to the manufature.

Do Safety Helmets Have an Expiration Date?

  • The lifespan of the helmet varies from manufacturer to manufacturer. Please check with the helmet manufacturer for more details. Safety helmets deteriorate over time and should be replaced even if there is no visible damage to the helmet if they are beyond their lifespan. If the lifespan is not known, or not stated, it is generally recommended that helmets be replaced after three years of normal use.

How do you know when a safety helmet was manufactured?

  • Most safety helmets will have the manufacturing date stamped or imprinted on the inside of the helmet. The manufacturing date will often look like this:

    The arrow points to the month the helmet was manufactured while the last two digits of the year will be in the middle of the circle. The pictured example was manufactured in September 2004.


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