Description
Quiet, Comfortable, and Hard Hat-Friendly
The Thunder® T1H earmuffs deliver comfort and protection engineered for hard-hat use. They offer a robust 23 dB NRR with a lightweight dielectric design and patented Air Flow Controlâ„¢ for consistent sound reduction. Built for comfort with ventilated headband, QuickClickâ„¢ adjustment, and tool-free snap-in ear cups, these earmuffs are ready to attach to your helmet and stay ready—even when you’re on the move.
Highlights
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Helmet-Compatible Design
Easily attaches to most slotted hard hats without tools—ear cups swing back when not in use and clip on quickly when needed. -
Proven Noise Reduction
Delivers NRR of 23 dB, providing solid protection in moderately noisy environments. -
Advanced Air Flow Controlâ„¢ Technology
Patented design ensures consistent attenuation across a wide range of frequencies without adding bulk or weight. -
Comfort-Focused Engineering
Features a dual-level, non-deforming headband for ergonomic wear and heat ventilation, plus a QuickClickâ„¢ height adjustment mechanism that stays securely in place. -
Snap-In Ear Cushions for Easy Maintenance
Cushions can be quickly replaced or repositioned without tools. -
Dielectric Construction
Safe for electrical risk environments due to its non-conductive design.
Industries & Applications
Ideal for users who wear helmets and need hearing protection in:
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Construction, heavy manufacturing, metal fabrication
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Mining, utilities, and electrical work
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Any environment combining head protection with occasional noise exposure

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