Double Layer Steel Construction: Formed by die-casting double layer steel plates with high-temperature coating surface treatment.
Multiple Thickness Options: Available in 40mm, 50mm, 80mm, and 100mm thickness for varying insulation needs.
High Durability Spring System: External torsion spring balance life exceeds 50,000 cycles with galvanized components.
Superior Insulation Performance: Polyurethane foam core with 0.38W/mC thermal conductivity and 24dB sound insulation.
Wind Resistance Capability: Meets national standard for 11 wind resistance levels ensuring safety in harsh weather.
Customizable Engineering Solutions: 3D model design available to customize based on specific user site usage needs.
Comprehensive Hardware Kit: Includes galvanized hinges, brackets, guide rails, and wire rope breaking protection.
ISO 9001 Certified Quality: Manufactured under ISO 9001 quality system with official testing certificates.