Glass Type:Tempered,Insulated,Laminated,Low-e,Float,Refective,Bullet-proof,etc.If double hung window needed,custom glass is also available. An aluminum double hung window is an excellent choice for projects requiring durability and ventilation control. The dual-sash design allows fresh air circulation without fully opening the window, enhancing indoor comfort and safety. series: 83 series thermal break opening style: Double Hung and Inward Tilt Glass: 5mm+9A+5mm clear tempered glass Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor ≤ 0.3 SHGC ≤ 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