
Fire Proof 304 Stainless Steel Gravity Door Coordinator Hardware/Sequence Selectors. Fire Proof Material: Constructed from high-grade 304 stainless steel for superior fire resistance. Modern L-Type Design: Features a sleek modern style with an L-type shape for versatile installation. Wide Application Range: Ideal for panic doors and high-end projects worldwide with mechanical locks. International Certifications: Complies with EN12209, EN1935, EN1527, and ANSI A156.13 standards. 20 Years Experience: Led by industry veterans with nearly two decades of building hardware expertise. 5S Production Management: Strict 5S implementation ensures high quality and reduced defective rates. Global Distribution Network: Distributors available across China including Shanghai, Shenzhen, and Kunming. Comprehensive Service: Factory visits welcome and claims assistance provided for shipping issues.