It's not about locking your entry doors. It's about being able to open a locked door, SAFELY!Keyed, Z-BAR. Same security features as the Keyless unit.
Dead Bolt can be removed from a door and Z-BAR is easily
installed in its place.
Z-BARs are security devices which lock your door, and enable you to open it 4",
safely, to see who is there; locks, dead bolts, or chains can't do this Z-BARs,
Keyed and Keyless have 4 operating modes: icons on the Operating Knob will
depict the appropriate mode
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