
Sell Discount American Standard Stainless Doors and Steel Double Door. Comprehensive Certifications: Certified by EN, BS, AS, UL10C, NFPA, and ASTM standards. Customizable Color Options: Available in RAL color system with customization support. Flexible Customization: Full customization available for size, color, lock type, and materials. High Fire Resistance: Fire rated time options up to 120 minutes with perlite filling. Durable Material Construction: Made of galvanized steel sheets with powder coating or painting. Overseas Installation Service: Professional installation support provided for overseas projects. Free Small Samples: Free small samples available; bulk order refunds sample charges. Stock Availability: American standard hollow metal doors and frames kept in stock.