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    4. Shaping and Assembly The printed metal sheets are then shaped into boxes using specialized machines. After shaping, the boxes are assembled, ensuring that they are functional and visually appealing.


    The profile also affects the window's performance in terms of insulation, air leakage, and water penetrationwhat is a window profile. A well-designed profile will have multiple chambers within the frame to improve thermal efficiency, reducing heat loss in colder climates and preventing excessive heat gain in warmer ones. The seals and weatherstripping around the profile play a critical role in preventing air and water infiltration.