3M H9P3E Helmet Mounted Ear Muff
"Key Features & Applications
Lightweight Helmet attachment Ideal for environments including factories, sheet metal works, schools, printing and textile operations and power equipment. Dual low-pressure bands improve comfort. Broad foam cushions provide low surface pressure Ideal for noise levels up to 98dBA. Noise Reduction Rating 23dB. (When used as directed)
- For noise levels up to 98 dBA
- Universal mounting attachment fits most hard hats
- Earcup pivot points tilt for optimum comfort and efficiency.
- Ultra light with liquid/foam filled earmuff cushions.
- Noise Reduction Rating (NRR)*: 23 dB. CSA Class A.
3M? Peltor? Optime? 98 cap-mount earmuffs feature a universal mounting attachment that fits most hard hats.
A versatile, cap-mount earmuff. For noise levels up to 98 dBA.?
(bul) Universal mounting attachment fits most hard hats (bul) Earcup pivot points tilt for optimum comfort and efficiency. (bul) Ultra light with liquid/foam filled earmuff cushions. (bul) Color-coding for compliance sighting. (bul) Noise Reduction Rating (NRR)*: 23 dB. CSA Class A.?
*The NRR may overestimate the hearing protection provided during typical use.?
3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided. 3M is Leading the Advancement of Hearing Conservation?.