Grade 1 locks and deadbolts can be used on homes when you want the best security but they tend to be limited in style and finish options.
Ansi grade 1 door locks.
Budget becomes important here as well since grade 1 locks are the most expensive.
Ansi grade the american nation standards institute ansi grading system for deadbolts was developed by the builder s hardware manufactures bhma.
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It is often reserved for locks.
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When you see packaging bearing ansi grade 3 or 2 or 1 those numbers on door locks and deadbolts are a collaboration between ansi and the builders hardware manufacturers association.
Ansi grade 2 locks are rated by ansi for commercial usage but in areas where there is standard traffic flow.
Top ansi lock grade protects business or home this is the highest level of ansi grades for door locks.
Asni grade 2 locks.
In order to qualify for an ansi grade 2 rating each locks has to go through 400 000 opening and closing cycles 4 strikes to the door with.
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It factors in longevity of the lock toughness and latch length.
The builders hardware manufacturers association bhma has been in the business of developing and publishing american national standards for hardware since 1983.
Grade 1 deadbolts need.
This grading system ranges from 1 the highest grade to 3 the lowest grade.
Grade 1 door knobs units need to withstand 800 000 cycles 6 door strikes and a 360 pound weight test.
Currently 42 different standards cover products from locks to door closers to exit devices.
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