KDSBUILDING supply factory direct sale upvc casement window 4. Offering a balance of efficiency and aesthetics, PVC casement windows feature smooth operation and secure locking. The multi-chamber PVC profiles enhance insulation performance, while optional double glazing improves energy efficiency. These windows are a reliable solution for modern architectural and renovation projects. series: 60 series PVC opening style: casement and top fixed Color: white Glass: 5 mm+9 A+5 mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS 2047 U-Factor ≤ 0.3 SHGC ≤ 0.23 Visible Transmittance : 0.41 Air tightness : 0.15 Nail Fin Design : NO Window Screen : With screen 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