Aluminum awning windows are top-hinged and open outward, allowing effective ventilation even during rainy weather. The aluminum frame provides excellent strength, corrosion resistance, and long service life. With tight sealing and modern hardware, this window type delivers reliable weather protection, energy efficiency, and smooth operation for residential and commercial buildings. series: 55 series thermal break opening style: Awning Glass: 5mm+9A+5mm clear tempered glass Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

The Aluminum Casement Window from Xiamen KDSBuilding combines modern aesthetics, smooth operation, and excellent thermal performance, making it an ideal choice for contemporary residential and commercial projects. Manufactured with high-quality thermal break aluminum profiles and double-glazed insulated glass units, it provides outstanding energy efficiency, effective sound insulation, and enhanced condensation resistance. The side-hinged casement design allows the sash to open outward or inward, depending on the configuration, ensuring flexible ventilation, easy operation, and a secure, comfortable indoor environment.

Aluminum double hung windows feature two operable sashes that slide vertically, allowing flexible ventilation from the top or bottom. Built with durable aluminum profiles, they provide excellent weather resistance, smooth operation, and a clean, modern appearance suitable for residential and commercial buildings. series: 72 series thermal break opening style: Double Hung and Inward Tilt Glass: 5mm+9A+5mm clear tempered glass Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.35 SHGC ≤ 0.25

An aluminum double hung window offers classic functionality combined with modern material strength. The balanced sash system ensures easy opening and closing, while aluminum frames deliver long-term durability and low maintenance. This window type is ideal for projects requiring ventilation control and a timeless design. series: 83 series thermal break opening style: Double Hung and Inward Tilt Glass: 5mm+9A+5mm clear tempered glass Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

Combining traditional window style with modern engineering, aluminum double hung windows deliver reliable performance and durability. The aluminum frame ensures strength and longevity, while the vertical sliding design saves space and enhances safety. They are an excellent choice for both renovation and new construction projects. series: 83 series thermal break opening style: Double Hung and Inward Tilt Glass: 5mm+9A+5mm clear tempered glass Color: white Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

Manufacturer custom energy efficient windows aluminum tilt and turn passive house swing windows

Wood grain aluminum windows can have on, next two groups of pulley.Upper pulley plays a guiding role, most consumers often do not pay attention to the purchase.

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