Interlock Vestibule Doors


No, steel stiffeners are not required in Hollow Metal doors, they are one of many optional core available. Per ANSI/SDI A250.8 and ANSI/HMMA 867, core construction are optional o...
Lock Seam Door, Mechanical Interlock
The following common wiring diagrams are available:One Single Door with Panic BarElectric Latch Retraction, with Auto OperatorDelayed egress - Fire Rated ApplicationAuto Operator and actuatorElectr...
Electronic Protocols:Access Control Door with electric trimAccess Control with electric strike Access control with electric strike and LCN 4600 automatic operatorAccess Control with remote Loc...
There are 2 wiring diagrams for sequencing a double door vestibule application shown on page 13 of the 4630/4640 installation instructions.
Lobby or entrance that has at least two doors, one exterior and one interior of the building