Ives FB458-12 Single Manual Flush Bolt, Metal Doors, 12 Inch Rod, UL 3 Hour

The Ives FB458-12 is a single manual flush bolt built for use on metal doors, delivering reliable control over the inactive leaf of a pair of doors. Featuring a 12-inch rod and a UL 3-hour fire rating, this flush bolt is a dependable choice for commercial openings where fire protection and durability are priorities. Its low-profile face plate installs cleanly into the door edge, while the manual slide operation lets users secure or release the bolt quickly without added hardware. Designed and manufactured by Ives, a trusted name in architectural door accessories, the FB458-12 combines code compliance with long-lasting performance in demanding environments.

Features

• Engineered specifically for metal doors in commercial and institutional settings.
• Includes a 12-inch rod for extended reach and secure engagement.
• Carries a UL 3-hour fire rating for use on fire-rated openings.
• Manual slide actuation offers simple, tool-free operation.
• Low-profile face plate blends neatly into the door edge.
• Built for durability and consistent long-term use.

Functional Details

The FB458-12 operates as a manually activated flush bolt that secures the inactive leaf of a door pair. The user slides the bolt mechanism by hand to extend the rod into the strike, holding the leaf in place until manually released.

• Single manual flush bolt for metal doors.
• 12-inch rod length.
• UL rated for 3-hour fire doors.