In this video, Steve Baczek from The Build Show showcases the fabrication process of aluminum triple glazed windows. The assembly process involves applying sealant to cut edges, reinforcing corners with special pieces, injecting polyurethane adhesive, and sealing the frame with adhesive. Each step is crucial for ensuring a strong and watertight window frame. The video also highlights the use of weather-stripping and insulated glazing units. The attention to detail in the window design ensures optimal insulation and water management. This informative video serves as a great resource for understanding the construction of high-quality windows and doors.