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Anonymous users2024-01-23Grade: Surface Material, Thickness, Number of Locking Points, Anti-Vandalism Opening Time, Letter Indication.
Grade A 2mm
Inner 12 30min J Class B Capacity 2mm 10 15min Y Class C 8 10min B Class D 6 6min D General household security doors are mainly Class C and Class D, the higher the level, the higher the anti-theft performance.
Security doors are now hierarchical, A. Second. Third.
Fourth.. The best is Grade A. >>>More
The anti-theft door is divided into grades, the thickness of the Grade A security door is about 2 mm, the security door is used in fire and sound insulation, heat insulation and thermal insulation performance of aviation honeycomb aluminum or aluminum silicate rock wool, etc., like the anti-theft performance of the lock of the Grade A security door is B-level, which is what we call the advanced protection level, the Grade A anti-theft door will be more durable.
The anti-theft door is divided into grades, the thickness of the Grade A security door is about 2 mm, the security door is used in fire and sound insulation, heat insulation and thermal insulation performance of aviation honeycomb aluminum or aluminum silicate rock wool, etc., like the anti-theft performance of the lock of the Grade A security door is B-level, which is what we call the advanced protection level, the Grade A anti-theft door will be more durable.
The second floor is called the bench.
Like the upstairs is the sofa. >>>More
ECO is an abbreviation for Environmental Control Organization. >>>More