The casement + fixed window combination offers the ideal balance between ventilation, natural light, and energy efficiency. The operable casement sash opens outward on precision hinges, providing excellent airflow and easy cleaning from inside the room. Meanwhile, the fixed panel maximizes unobstructed views while maintaining exceptional thermal insulation. Both sections are built with high-quality aluminum or , depending on project requirements, and paired with low-E double glazing to reduce heat loss and improve comfort. Multi-point locking ensures a tight seal against air and water infiltration, making this window highly suitable for energy-efficient buildings. series: 100 series thermal break glazing: 5mm+9A+5mm clear tempered U factor: lower than 0.3 SHGC: lower than 0.23
Heavy lift and slide door with blind inside to keep safety and ensure privacy. Aluminum lift and sliding doors from Xiamen KDSBuilding are designed to combine elegant appearance with superior performance. The advanced lift-and-slide system allows large, heavy glass panels to move smoothly while ensuring tight sealing when closed. With thermal break aluminum profiles and customizable glazing options, the door provides excellent insulation, durability, and expansive outdoor views for modern buildings. series: 140 series thermal break opening style: Lift and Sliding Glass: 5mm+9A+5mm clear tempered glass Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor ≤ 0.3 SHGC ≤ 0.23
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