Strong, Beautiful and Green, best describes Trio , the innovative new product from Ceco Door. Trio is a fusion of composite and steel stiffened cores to create a new patent pending laminated core design like no other. Trio contains all the aesthetic and insulating benefits of a Ceco Imperial foam door but with the added strength of a steel stiffened laminated core.Strong ¢ Steel stiffened laminated core for added strength and durability ¢ 30% less thermal bow than most polyurethane foam core doorsBeautiful ¢ No weld marks on the smooth surface so aesthetically pleasing gloss paint can be used ¢ Many door design options availableGreen ¢ Injected polyurethane foam option for superior insulation and energy efficiency ¢ High recycled steel content for LEED points up to 62.75%