KDSBUILDING supply factory direct sale upvc sliding window 006. Combining functionality and aesthetics, PVC sliding windows feature slim profiles and smooth sliding action. The PVC material offers excellent insulation, corrosion resistance, and durability. With optional double or triple glazing, these windows support energy efficiency and acoustic comfort in residential and commercial spaces. series: 60 series PVC opening style:  sliding  Color: white 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 :  With removable screen Grille design : Yes

KDSBUILDING supply factory direct sale upvc sliding window 003. Designed for long-term reliability, PVC sliding windows offer stable performance and modern appearance. The multi-track design allows flexible opening options, while the insulated PVC profiles enhance energy efficiency. These windows are ideal for apartments, offices, and large-scale housing projects. series: 60 series PVC opening style:  sliding  Color: white 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 :  With removable screen Grille design : Yes

KDSBUILDING supply factory direct sale upvc sliding window 002. PVC sliding windows maximize natural light while preserving interior space. The smooth sliding system ensures effortless use, and the PVC construction provides thermal insulation and sound reduction. Resistant to rust and decay, these windows are a durable and economical solution for modern buildings. series: 60 series PVC opening style:  sliding  Color: white 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  :  YES Window Screen :  With removable screen Grille design : Yes

KDSBUILDING supply factory direct sale upvc casement window 35. PVC casement windows offer excellent ventilation and clear outdoor views with their side-hinged opening design. The high-quality PVC profile provides outstanding thermal insulation, sound reduction, and weather resistance. Easy to operate and maintain, these windows are ideal for residential and commercial buildings seeking energy efficiency and long-term durability. series: 60 series PVC opening style:  inward casement(swing) 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 :  With outer fixed window screen Grille design : no

KDSBUILDING supply factory direct sale upvc casement window 32. Designed for superior performance, PVC casement windows open fully to maximize airflow and natural light. The multi-chamber PVC frame enhances thermal efficiency, while secure hardware ensures safety. Resistant to moisture, corrosion, and UV exposure, these windows maintain stable performance and appearance over time. series: 60 series PVC opening style:  casement and fixed  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

KDSBUILDING supply factory direct sale upvc casement window 30. Designed for superior performance, PVC casement windows provide wide openings for maximum airflow and clear outdoor views. The multi-point locking system ensures security, while the insulated PVC frame improves energy savings. Durable and weather-resistant, they maintain stable performance and appearance over long-term use. series: 60 series PVC opening style:  casement and fixed 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 :  With  screen Grille design : no

KDSBUILDING supply factory direct sale upvc casement window 14. PVC casement windows combine modern design with practical functionality. The hinged opening allows effective ventilation and easy cleaning. Made from high-quality PVC material, these windows deliver strong thermal insulation, sound reduction, and resistance to warping, making them suitable for various climate conditions. series: 60 series PVC opening style:  casement and fixed Color: white 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

KDSBUILDING supply factory direct sale upvc casement window 11. PVC casement windows are engineered for comfort and durability. The casement structure ensures tight closure and excellent sealing, reducing heat loss and noise. The PVC frame is resistant to rust and decay, requiring minimal maintenance, and is ideal for homes, offices, and commercial buildings. series: 60 series PVC opening style:  casement Color: white 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