●Systematic Structural Design for Optimal Viewing Experience:
The systematic structural design satisfies the need for observation, providing an unobstructed view. 
●Anti-Fall Technology for Peace of Mind:
The anti-falling technology to avoid safety accidents,comfortable and reassuring.

(B)Product characteristics:
★Systematic structural design: 
●The systematic structural design ensures unobstructed original observation views, with parallel outward opening that does not create a disjointed sensation, providing a seamless and smooth overall user experience.
★Glass with Both Aesthetic and Functional Qualities：
●Standardly equipped with ultra-low energy consumption LOW-E glass, which offers excellent sealing performance, combining thermal insulation with heat retention, creating a more comfortable living space. The glass can be filled with argon gas for effective energy conservation and heat retention. Optionally, it can be equipped with a 4SG thermoplastic edge spacer to enhance overall thermal insulation and shading performance.

★Aluminum Profile: 6060/T66:
European Standard ultra-high precision grade 6060-T66 profiles for the main material. The surface is treated with industrial-grade sandblasting,ensuring safety,durability and long-term weather resistance.

(C)Technical Performance:
★Outdoor Alignment;
★Z-Shaped Middle Mullion Technique;
★40mm Multi-Chamber Insulation Strip;
★EPDM Central Grille-Type Seal Strip;

★Structural Depth of Profiles:
●Frame Profile, Vertical Middle Mullion, Horizontal Middle Mullion: 120mm
●Maximum Sash Weight: 220kg
★Visible Width of Profiles (from Inside):
●Frame Profile: 23mm
●Vertical Middle Mullion, Horizontal Middle Mullion: 47mm
●Sash Profile: 50mm
●Visible Width of Frame and Sash: 82mm
●Visible Width of Mullion and Sash: 106mm