steel security door, steel-wood security door, steel door, safety door, metal door, exterior door, interior door Key Specifications/Special Features: 1. Heat-transfer Printing Security Doors ( ... 0. 8mm cold rolled steel sheet. 5. Steel sheet of door frame: 2. 0mm cold rolled steel sheet. 6. Filling material ... : 2000 19. Suitable: Puertas de la seguridad, Residential houses, apartment, entrance doors.