differens betweem bhma and ul listed

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Deadbolt Locks (Deadlocks): a lock with a bolt which requires a deliberate action to extend and which resists end pressure in the unlocking direction when fully extended Medium, high to extra he...
BHMA provides a certified products directory complete with function codes and meanings from most of the major lock manufacturers.  The most up-to-date directory can be accessed through th...
Grade 1 locks are tested and certified to be in compliance with the following ANSI/BHMA Standards: Cylindrical, Bored and Preassembled Locks & Latches 800,000 Certified Cycles ANSI/...
Mortise Locks: a lockset where the case is designed to fit in a mortise in the edge of a door Medium, high to extra heavy duty Commercial, multi-family and institutional applications Pros - ...
The AL lock is a Grade 2 lock ANSI/BHMA Certified A156.2-2003, Series 4000, Grade 2, UL Listed for 3-hour fire door.
Interconnected Locks: a lockset whose trim provides a means of simultaneous retraction of two or more bolts which may also be operated independently Medium duty Commercial, government or multi-...
Cylindrical Locks: a bored lockset whose latch or bolt locking mechanism is contained in the portion installed through the cross-bore Medium, high to extra heavy duty Commercial, multi-family a...