Part of SilentPac™ Solutions.
SilentPac 9100Q Quiet Mortise Lock
+ Functions at 55 decibels, 16x decibel reduction compared to standard Grade 1 mortise locks.
+ UL Listed 3 Hour (R134846).
+ Grade 1 certified to ANSI/BHMA A156.13.2005
+ Insulated lock body features noise muffling for lower decibel reduction.
+ Cushioned Latch bolt: softens noise common to latch firing into strike.
+ For door with stiles 4" and greater.
+ Available in upside down configuration (lever/knob high).
+ Simple installation for retrofit or new doors.