PVC sliding windows combine style, strength, and customization. The slim-profile design allows more natural light and smooth horizontal operation, ideal for modern homes and apartments. Each window is constructed with steel-reinforced uPVC and multi-chamber frames, offering excellent thermal performance and sound insulation. Options include single or double sliding sashes, Low-E glass, insect screens, and stylish hardware. Available in classic white, sleek grey, black, or woodgrain finishes, these windows can be tailored to suit various architectural styles. Easy to operate and clean, KDSBuilding’s PVC sliding windows are a smart, energy-efficient choice for contemporary living spaces. series: 60 series PVC opening style: Top sliding and bottom fixed Color: white Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

When you purchase upvc profile double hung  window 002-2, you purchase directly from the factory. PVC double hung windows combine classic appearance with modern performance. Unlike casement windows, they do not swing inward or outward, saving interior and exterior space. The dual movable sashes enhance air circulation and safety. Made from durable PVC, these windows resist rot, rust, and fading while providing excellent thermal and acoustic insulation. Their smooth surface allows easy cleaning and minimal maintenance throughout long-term use. 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

In America,double hung vinyl windows is popular for home and commercial buildings to save space. Offering superior ventilation control compared to single hung windows, PVC double hung windows allow both upper and lower sashes to operate independently. The tilt-in design simplifies glass cleaning and maintenance. PVC frames deliver outstanding durability, resisting moisture, insects, and extreme weather conditions. With excellent insulation performance, these windows improve energy efficiency while requiring far less upkeep than traditional wooden window systems. 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

KDSBUILDING supply factory direct sale upvc sliding window 011. Engineered for comfort and efficiency, PVC sliding windows allow natural light and ventilation without sacrificing interior space. The multi-chamber PVC profiles improve thermal and acoustic performance, while secure locking systems enhance safety. They are suitable for residential homes and high-traffic commercial environments. 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

KDSBUILDING supply factory direct sale upvc sliding window 004. PVC sliding windows provide a practical ventilation solution with minimal maintenance. The sliding mechanism ensures easy operation, while the PVC frame maintains its shape and color over time. These windows are well-suited for coastal areas and humid environments due to their strong weather resistance. 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