SB453-12"-TB Surface Bolt Exit Device Trim (Locks & Pulls) Manual (default) or automatic alarm

Manual (default) or automatic alarm reset adjustable for 2

Fire Rating: UL Listed for “A” Label 3 Hour Fire Doors (no dogging on fire-rated devices)

ANSI F84 Classroom Function: Deadlocking latch bolt operated by trim from either side

Requires 1-1/4″ Mortise Cylinder w/ Straight Cam (sold separately)

SB453-12"-TB Surface Bolt Exit Device Trim (Locks & Pulls) Manual (default) or automatic alarmIves SB453 12 TB Surface Bolt, 12" Length Surface bolt has 1 3 16" throw for maximum security Strong tension springs prevent creep Ideal for all types of doors Units packed with standard wood screws and machine screws to meet most field conditions Units packed with both a universal top strike (US) and a mortise bottom strike (MS) Certifications Meets ANSI A156. 16 L84161 UL listed for 3 hour fire doors, up to 10'0" Dimensions Bar: 3 4" wide x 1 4"