Installing a window in a metal building enhances natural light, ventilation, and energy efficiency. Start by choosing a durable aluminum window suitable for metal structures. Measure and cut the opening carefully, ensuring proper alignment. Frame the opening with wood or metal supports to reinforce stability. Apply flashing and sealant to prevent water infiltration. Secure the window in place using self-tapping screws, then seal the edges with caulk for insulation. Conduct a final check to ensure smooth operation and airtight sealing. This installation method helps maintain structural integrity while improving comfort and aesthetics. Whether for warehouses, workshops, or prefabricated buildings, a well-installed aluminum window ensures durability and weather resistance.