UNIFB540 METAL & WOOD DOOR UNIVERSAL FLUSH BOLTS

Usually Ships: 1-3 Business Days The Cal-Royal UNIFB540 Metal & Wood Door Universal Flush Bolts offer a versatile and fire-rated solution for securing inactive doors in both metal and wood applications. This flush bolt set includes an automatic flush bolt for the top and a fire latch bolt for the bottom, ensuring reliable performance and enhanced safety. UL Listed for metal and wood composite core fire doors up to 8 feet in height, the UNIFB540 conforms to UL10C and UBC 7-2-1997 standards. Its fully automatic operation retracts bolts when the active door opens and secures them when closed, while the override feature prevents damage from misalignment. With a reversible, non-handed design, 5/8" vertical adjustment, and compatibility with standard ANSI door preparations, this flush bolt set is ideal for commercial and institutional use seeking dependable, code-compliant door hardware. UL Listed for (A, B, C, D and E Label) metal fire doors, maximum 8’ in height. Conforms to UL10C a