As global construction trends move toward energy efficiency, KDSBuilding aluminum storefront doors lead the way with thermal performance and eco-friendly design. Each door can be equipped with thermal break technology and energy-saving glass, reducing heat transfer and improving indoor comfort. Certified under NFRC standards, KDSBuilding aluminum doors meet international requirements for insulation and sustainability. Their lightweight yet strong structure allows for large glazed panels without compromising energy performance. From retail buildings to modern office complexes, these doors help architects and developers meet green building targets while maintaining contemporary style. Choosing KDSBuilding means investing in doors that combine durability, energy efficiency, and environmental responsibility. series: 55 series thermal break aluminum opening style:  casement  Color: black 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 Door Screen :  no Grille design : no

Aluminum fixed windows are designed to provide maximum daylight and unobstructed views. Built with high-strength aluminum profiles, they offer excellent structural stability and long-term durability. As non-opening windows, they deliver superior air and water tightness, making them ideal for facades, curtain walls, and feature windows in modern buildings. series: 55 series thermal break opening style: non opening Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

After adding sound insulation materials, the sound insulation function of aluminum alloy doors and windows is greatly enhanced. This aluminum casement door system emphasizes durability, safety, and comfort. High-quality aluminum profiles offer strong wind resistance, while premium hinges ensure stable operation. Large glazing areas improve natural lighting, and advanced sealing systems enhance thermal and acoustic insulation performance. series: 112 series thermal break opening style: Casement Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

Aluminum profile can be customized , both thermal break and not thermal break Aluminum casement doors are designed to meet high performance and aesthetic standards. The robust aluminum frame resists corrosion and deformation, even in harsh environments. Smooth hardware operation, tight sealing, and customizable finishes make them ideal for villas, apartments, and commercial buildings. series: 100 series thermal break opening style: Casement Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

Sound insulation can be 32db for aluminum entrance door. This aluminum sliding door combines functionality with elegant design. High-strength aluminum profiles support heavy glass panels, ensuring stability and smooth operation. With customizable sizes, colors, and glazing options, it meets diverse project requirements for apartments, villas, and commercial spaces. series: 60 series thermal break opening style: sliding Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23