The Aluminum Double Hung and Tilt Window by Xiamen KDSBuilding features a refined appearance, user-friendly operation, and superior thermal insulation, making it an ideal choice for contemporary residential and commercial buildings. Crafted from premium thermal break aluminum profiles and fitted with double-glazed insulated glass, it delivers excellent energy efficiency, effective soundproofing, and enhanced resistance to condensation. Its double-hung design allows both the upper and lower sashes to move vertically, providing versatile ventilation options, while the tilt-in function makes interior cleaning easier and allows for controlled, comfortable airflow. series: 108 series thermal break opening style: Double Hung and Inward Tilt Glass: 6mm+12A+6mm clear tempered glass Color: white (customized Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

108 Series Aluminum Thermal Break Double Hung Window Combining classic design aesthetics with excellent thermal insulation and outstanding reliability, this product has earned the favor of customers both in China and around the world. Outer removable window screen can make whole or half, and the window screen also can vertical sliding, prevent the insects when we need to ventilation series: 108 series thermal break opening style: Double Hung and Inward Tilt Glass:6mm+12A+6mm clear tempered glass Color: white (customized) Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

This Wooden double hung window is white finished, with double glazing inside filled with Argon gas, the grille design outside the glass make the window suitable to modern and ancient buildings. The wooden profile has better insulation and energy saving performance than any other profiles, with double glazing energy saving performance will be more better. Equipped with air ventilator, can keep air ventilation during the window closed tightly, especially the nights. The hooks make it easier to operate the to open and close, the springs on two sides can hold the panel and keep its smooth operation.

Designed for elegance and efficiency, wooden sliding windows highlight the natural grain and texture of real wood. The sliding structure allows flexible ventilation while maximizing usable space. High-quality timber combined with advanced hardware delivers stability, sound reduction, and long service life. These windows are ideal for projects that value environmental friendliness, comfort, and timeless architectural style. series: Wooden Profile Window opening style: Single Hung Glass: 5mm+9A+5mm clear tempered glass Grille Design: Yes Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

wooden single hung window with double glazing and decorative grille design combines classic aesthetics with modern performance. Crafted from high-quality timber, it offers natural warmth and timeless appeal, while the insulated double-glazed glass enhances thermal efficiency and sound reduction. The fixed upper sash and smoothly operating lower sash provide reliable ventilation and ease of use. Elegant grille patterns add architectural character, making this window an ideal choice for traditional and upscale residential projects. series: Wooden Profile Window opening style: Single Hung Glass: 5mm+9A+5mm clear tempered glass Grille Design: Yes Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

The PVC single hung window is a classic and energy-efficient design ideal for both residential and commercial buildings. It features a fixed upper sash and a vertically sliding lower sash, allowing smooth operation and ventilation. Made from durable PVC material, it offers excellent thermal insulation, weather resistance, and low maintenance. The window can be customized with double or triple glazing, Low-E glass, and insect screens. Its secure locking mechanism enhances safety, while the simple design suits a variety of architectural styles. Cost-effective and practical, the PVC single hung window is a smart choice for long-term performance and visual appeal. series: 82 series PVC opening style: Single Hung Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.21

PVC single hung windows are a sleek and practical window solution known for their strength, durability, and modern appearance. In this design, the bottom sash slides vertically while the top sash remains fixed, offering controlled ventilation and a secure closure. The lightweight yet strong PVC frame resists rust, corrosion, and warping, making it ideal for both residential and commercial buildings. With minimal maintenance and excellent thermal performance when paired with insulated glass, these windows offer long-term energy efficiency. Their clean lines and customizable finishes complement contemporary architectural styles, delivering both functionality and aesthetic appeal in a space-saving design series: 72 SERIES opening style: Single Hung color : white Glass: 5mm+9A+5mm clear tempered glass Grille : yes Screen : yes Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

Brand Name KDSBUILDING (China) Product Series Aluminum Single Hung Windows Profile Type 6063-T5 Aluminum Profile,Thermal Break & No Thermal Break Profile of international top brand Profile Color Normal Colors:White,Grey,Matt Black,Wood Grain,etc Accessory International qualified hardware of Germany,America,Australia,China Top Brands,etc Grille Grille is made of aluminum or UPVC profile,placed between the panes of the insulating glasses. Screen Fiberglass / Nylon / Stainless steel mesh & Rolling shutter outside are available. Certificate AS2047 & AS/NZS2208 & AS1288,GBT7106 & GBT8478 Function Good Insulation,Watertight,Wind Resistance,Anti-ultraviolet,Anti-thief,Durable,Anti-aging,High Strength Application Application:Commercial buildings and residential buildings including offices, hotels, hospitals, schools, supermarkets, factories, apartments, villas, houses, etc.