KDSBUILDING supply factory direct sale upvc casement window 34. PVC casement windows offer excellent ventilation and energy efficiency through their outward or inward opening design. The tight sealing system enhances thermal and acoustic insulation, while high-quality PVC profiles resist moisture, corrosion, and UV exposure. These windows are easy to operate, low maintenance, and ideal for residential and commercial buildings. series: 60 series PVC opening style: casement Color: wood grain Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor ≤ 0.3 SHGC ≤ 0.23 Visible Transmittance : 0.41 Air tightness : 0.15 Nail Fin Design : NO Window Screen : no Grille design : no
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