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

An aluminum hand crank casement window is a practical and modern solution designed for ease of use and superior ventilation. Operated by a smooth crank handle, the sash opens outward, allowing maximum airflow and unobstructed views. The aluminum frame provides excellent durability, corrosion resistance, and low maintenance, making it ideal for various climates. Its tight sealing performance enhances energy efficiency, reducing air leakage and improving insulation. This type of window is perfect for hard-to-reach areas such as kitchens and bathrooms. With sleek aesthetics and reliable functionality, it is widely used in residential and commercial projects.

Aluminum thermal break casement window from Xiamen KDSBuilding, 116 series profile with thermal break and double glazing system, and integrated window screen, can effectively reduce the outside, also increase energy saving efficiency, offer you and your family or office a quite and comfortable environment. series: 116 series thermal break opening style: Casement Glass: 5mm+9A+5mm clear tempered glass Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

This upgraded aluminum casement and fixed window series is suitable for all commercial and residential buildings. 55 series aluminum thermal break profile can provide excellent performance and good insulation. double tempered clear glazing design can lower the energy saving performance and can provide good sight view. casement opening can offer good ventilation and fixed part can provide us safety while their have children. series: 55 series thermal break glazing: 5mm+9A+5mm clear tempered U factor: lower than 0.3 SHGC: lower than 0.23

Aluminum  tilt and turn window offers two convenient opening modes tilting inward from the top for gentle ventilation or swinging fully inward like a casement for maximum airflow and easy cleaning. This dual-function design makes it one of the most versatile window systems for modern homes and commercial buildings. Built with durable aluminum  profiles and insulated glass units, the tilt and turn system provides excellent thermal performance, noise reduction, and security. Multi-point locking ensures strong sealing and stability, even in high-rise applications or harsh weather conditions. Ideal for bedrooms, living rooms, hotels, and offices, the window enhances comfort while maintaining a clean, contemporary appearance. series: 55 series thermal break opening style: lift and sliding Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

The awning and fixed window combination provides reliable ventilation and superior natural lighting in all weather conditions. The top-hinged awning sash opens outward from the bottom, allowing airflow even during light rain while preventing water intrusion. The accompanying fixed panel maximizes brightness and panoramic views, creating an elegant architectural feature. Made from durable aluminum frames and paired with insulated glass, this system offers strong thermal efficiency and excellent airtightness. Multi-point locks and EPDM seals ensure long-term resistance to wind pressure and moisture. This design is ideal for bedrooms, bathrooms, kitchens, and commercial projects.  series: 55 series thermal break opening style: lift and sliding Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

The fixed window is designed to bring maximum natural light outdoor views into any space. As a non-opening structure, it relies on a solid aluminum  frame combined with insulated double glazing to deliver outstanding thermal and sound performance. The slim frame design allows for a larger glass area for both residential and commercial buildings. With sealed construction and multi-layer weatherproofing, fixed windows provide exceptional resistance to water, wind, and air leakage. They can be produced in large custom sizes and ideal for stairwells, living rooms, lobbies, and high-rise facades. series: 55 series thermal break opening style: fixed(non-open) Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

The casement + fixed window combination offers the ideal balance between ventilation, natural light, and energy efficiency. The operable casement sash opens outward on precision hinges, providing excellent airflow and easy cleaning from inside the room. Meanwhile, the fixed panel maximizes unobstructed views while maintaining exceptional thermal insulation. Both sections are built with high-quality aluminum or , depending on project requirements, and paired with low-E double glazing to reduce heat loss and improve comfort. Multi-point locking ensures a tight seal against air and water infiltration, making this window highly suitable for energy-efficient buildings. series: 100 series thermal break glazing: 5mm+9A+5mm clear tempered U factor: lower than 0.3 SHGC: lower than 0.23