Watch this heavy-duty steel door being carefully positioned and fitted into a reinforced metal frame. The detailed trim, solid construction, and precision hinge alignment show how proper installation can create a strong and impressive entryway. EDUCATIONAL EXPLANATION: A steel door like this requires accurate alignment between the door slab, hinges, and frame. Proper spacing is important so the door can open smoothly without rubbing against the frame. Swipe or use ↑ ↓ to keep watching.