French door

Simultaneous opening of both doors: Widths up to 1.6m+ allow for smooth passage of strollers, wheelchairs, and furniture. No need to remove doors during moving, allowing for dispersed gatherings and less congestion. Single-door daily mode: Open only one door to save space, suitable for single-person access. Climate-adaptive design. 180° ventilation: Fully opening both doors creates a cross-ventilation, surpassing air conditioning in cooling efficiency (measured indoor/outdoor temperature difference of 3°C). A powerful dehumidifier for the return of the south wind. Cold-weather protection:
Double-glazed insulating glass (K value ≤ 1.8)
Magnetic door seals → Thermally insulated laminated sliding doors