When you purchase upvc profile double hung  window 005, you purchase directly from the factory. Designed for both comfort and efficiency, PVC double hung windows outperform single hung and fixed windows by offering dual-sash operation for improved ventilation. The tilt-in function allows convenient interior cleaning, ideal for multi-story buildings. PVC profiles ensure strong weather resistance, high energy efficiency, and long service life without warping or peeling. Unlike wood windows, PVC requires no repainting and delivers reliable performance with low maintenance costs. series: 82 series PVC color : white opening style: Double Hung Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.21 Visible Transmittance: 0.41 Air Leakage: 0.15

This style of window has high strength and durability. Designed to meet modern building standards, PVC casement windows combine strong insulation with smooth operation. The tight sealing system improves energy efficiency and sound control. Resistant to moisture and UV damage, the PVC frame ensures long-lasting performance and consistent visual appeal. 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

This style of window is economic  , and high quality. PVC casement windows provide a perfect balance of ventilation and insulation. The full-opening casement design supports fresh air circulation, while the PVC structure enhances thermal efficiency. These windows are easy to operate, simple to maintain, and suitable for a wide range of architectural styles. 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