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  • UL Door Hinge for Commercial Fire Door

    2026-04-11
    UL Door Hinge for Commercial Fire DoorFactory-direct UL listed fire rated door hinges certified to UL 10C — 3-hour fire protection for commercial fire doors. 21 certified sizes, two and four ball bearing options available.UL/cUL Listed UL 10C · 3-Hour Fire Rated

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   +86 139 2903 7292
  +86 139 2903 7292
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