Key Features:

• Dual Panels: Two interconnected door leaves for wider openings.
• Fire Resistance: Constructed with materials that can withstand high temperatures and prevent fire penetration.
• Smoke Sealing: Designed to effectively prevent smoke from spreading.  
• Intumescent Seals: Expand when exposed to fire, creating a tighter seal.  
• Hardware: Equipped with fire-rated hinges, closers, and locks.
• Core Material: Typically filled with fire-resistant materials like honeycomb or mineral wool

Fire door double leaves are essential for maintaining safety and protecting lives in case of a fire. Their robust construction and fire-resistant properties make them an indispensable part of modern building design.