1. Exceptional Load-Bearing Capacity – Supports Sashes up to 110 kg

Engineered to support up to 110 kg per sash, accommodating a wide range of window types including large-format double-glazed units. Standard configuration supports 80 kg per set, with heavy-duty options available for more demanding applications.

2. Extreme Opening Flexibility – 180° Inward Opening & Tilt Ventilation

Delivers a 180° maximum inward opening angle for direct airflow into the interior. The sustainable tilt mode enables long-term inverted ventilation, facilitating continuous indoor-outdoor air circulation without compromising security.

3. Concealed 3D Adjustable Hinges – Superior Weather Sealing & Aesthetics

Hidden 3D adjustable hinges are concealed within the profile slot, delivering a clean, minimalist appearance. Adjustable in three dimensions (vertical +3 mm, horizontal ±1 mm, depth ±0.5 mm), they effectively ensure air tightness and water tightness while making the whole window look neater and more beautiful.

4. Anti-Shake Upper Hinge Design – Smooth, Silent Operation

An integrated anti-shake mechanism eliminates sash wobbling and unusual noises during inward opening. Adjustable ±1.5 mm, it effectively prevents the sash from shaking in the open position, ensuring stable, quiet performance.