Commercial grade nightlatch with inside snib designed for surface mounting on the inside of outward opening doors.

Features of the 509 Series Nightlatch

• Inside snib may be used to hold-back latchbolt
• Steel case and strike
• Available with standard box strike (RBP model) or open out strike (RBS model)
• Bolt hold-back function activated by snib
• Latchbolt operated by key from outside and by turn from inside
• Available in trade pack only
• Opened by key from outside and by turn knob from inside.