What is the difference between a grade 1 and grade 2 deadbolt?
Advantage LU Series | Grade 2 Double Deadbolt | US32D
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Open Jul 21, 2026 - 02:36 PM
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Jul 21, 2026 - 02:36 PM
A grade 1 deadbolt is the highest security rating, offering superior strength and durability, and is typically used in commercial settings. A grade 2 deadbolt provides good security but is less robust than grade 1, making it suitable for most residential applications. The main differences are in their construction, resistance to forced entry, and the number of cycles they can withstand.
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Advantage LU Series | Grade 2 Double Deadbolt | US32D
Advantage LU Series | Grade 2 Double Deadbolt | US32D Applications For offices, schools, hospitals, apartments, hotel/motel and other public buildings. Door Ranges 1-3/8” ~ 2” door thickness (35 ~ 51 mm). Backset 2-3/4”(70 mm) standard or 2-3/8” (60 mm). Strike 1-1/8" x 2-3/4 x 5/64" recta...
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