Emtek 461222 Sectional with San Carlos Grip Entrance Handleset - Wrought Steel Tubular - Single Cylinder Deadbolts Cylinders From the outside however

From the outside however

Recessed curvature provides virtually airtight construction preventing smoke damage

It can be either battery operated or plugged into the UL listed electrical outlet that includes multiple outlets and two USB ports

and filled with fire resistant caulking

Emtek 461222 Sectional with San Carlos Grip Entrance Handleset - Wrought Steel Tubular - Single Cylinder Deadbolts Cylinders From the outside howeverEmtek 461222 Sectional with San Carlos Grip Entrance Handleset Wrought Steel Tubular Single Cylinder Can be ordered with any Wrought Steel Knob or Lever for the inside trim Sold as a complete set. Includes Latch and Strike Plate Standard 2 1 8" Door Prep. Door Prep 5 1 2" Center to Center Schlage C Keyway Standard latch is for 2 3 8" backset. Specify 2 3 4" backset if required Handing required if Lever used on inside or if Interconnect device is