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Resolution: Von Duprin now offers the Outdoor Defense (OUT) option for its 98/99 rim and 98/9927 surface vertical rod exit devices. The OUT option protects an exit device's critical operating components ...:

Does Von Duprin offer a water proof ALK?

Resolution: Von Duprin now offers the Outdoor Defense (OUT) option for 98/99 rim and 98/9927 surface vertical rod devices with alarm kits (ALK). With the OUT option, ALKs have a special coating which pro...:

Why doesn't full rotation of the AD or CO Series Exit Trim (993) outside lever fully retract the Von Duprin 98/99 Exit Device latch?

Resolution: - AD Series and CO series products require that the Night Latch (NL) screw is installed in the exit device. Be sure this screw is installed- Exit hardware and strike must be properly mounted ...:

Will an ALK sound when the exterior trim is used to enter from the pull side?

Resolution: The ALK exit alarm will sound when the exterior trim is used to enter from pull side without using access control when an LX latch bolt monitor switch is used instead of RX push bar monitor switch.:

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