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From the beauty of the south to the scenery of the north, the "north-south integration" of doors and windows in Passive is unsto

2025.07.12

Different regions give birth to diverse climates and customs, resulting in varying demands for doors and windows. Passive Doors and Windows firmly believes that there is no universal standard answer, only just the right customization.

 

From south to north, spanning thousands of kilometers, Passive Doors and Windows always adheres to the core concept of "adapting to local conditions". Passive is well aware that doors and windows are not only components of architecture, but also carriers of regional culture and lifestyle. The agility and transparency of the south, as well as the solidity and stability of the north, should be reflected in the design of doors and windows.

 

Southern livability responds to warm nature with ingenuity

The four seasons in the south always carry a touch of warm poetry, but the accompanying humid climate and the abundance of mosquitoes and insects in summer also add some troubles to life. How to isolate these inconveniences while enjoying the gifts of nature? The southern customized solution for Passive doors and windows provides the answer.

In response to the rainy and humid characteristics of the south, Passive doors and windows specialize in water tightness and refuse to turn window sills into fish ponds.

Passive uses the principle of pressure balance to design a structural drainage system, adopting a solution of "rain curtain principle+equal pressure chamber". An equal pressure chamber is installed inside the joint to connect with the outside, reducing the amount of rainwater entering, balancing the pressure on both sides, and fundamentally eliminating the pressure difference. Even if rainwater infiltrates, it can be discharged in a timely manner to ensure that doors and windows do not leak water.

 

At the same time, the new generation of drainage system for Passive doors and windows is equipped with external window sills (splash panels) for doors and windows, with the same design concept as top European brands. After long-term verification in the European market, it has solved problems such as door and window leakage, wall moisture regain, and water seepage at the structural level.

Visually, the new generation of Passive drainage system combined with hidden guide drainage in the middle column can achieve fully hidden drainage, and the entire window has no external leakage holes. Functionally, the slope of the external window sill is carefully designed with a 9% drop to quickly drain water, avoiding direct water storage in the wall and preventing the risk of sealant aging and leakage. The drip line (with a distance greater than 20mm from insulation) is designed to prevent water from flowing back and eroding the wall, while the depth dimension of the cross-section meets the application scenarios of most building external insulation in domestic regions.

 

The integrated design of window screens is the finishing touch of the southern door and window solution. The Passive window screen integrated series products adopt a glass fan+screen window integrated design, with slots that meet the required scale of both the window fan and screen window, without worrying about the abrupt frame of the screen window damaging the integrity of the scenery outside. In terms of functionality, the yarn fan and the opening fan are independent of each other and play their respective roles. The fan structure has the same depth as the standard product, and the yarn fan does not invade the frame structure, providing a more complete comprehensive performance.

The Passive window screen integrated series products use 304 stainless steel mesh, which has excellent properties such as high strength, corrosion resistance, oxidation resistance, shear resistance, and impact resistance. It is not only used for mosquito prevention, but also for theft prevention.

 

The southern customized solution of Passive doors and windows, with meticulous ingenuity, keeps homes dry and comfortable in a warm climate, allowing people to fully embrace the vitality and poetry of the south.

 

Build a warm fortress with strength to keep warm in the northern region

When the cold winter winds sweep across the vast northern land, coldness and dryness become the tone of northern life. At this moment, doors and windows are not only channels for ventilation and lighting, but also shoulder the responsibility of isolating severe cold and locking in warmth.

Compared to ordinary glass, Low-E glass has a lower heat transfer coefficient K value and stronger resistance to temperature difference heat transfer. When far-infrared rays hit low radiation glass, most of them will be reflected back to their original space instead of being transmitted through the glass, effectively achieving cooling in summer and insulation in winter.

 

In addition, Passive recommends custom-made insulated glass for doors and windows, which can be filled with argon gas inside the hollow layer. The molecular structure of inert gas argon is stable and its thermal conductivity is low. After filling, it can effectively reduce the heat conduction of the hollow layer gas, lower the heat transfer coefficient K value, and play a better role in insulation and heat preservation.

 

Ordinary insulated glass may experience issues such as condensation, mold, freezing, and fogging at the edges during use. Passive chooses and uses mature and stable 4SG glass, rejecting door and window hazards caused by glass defects.

Based on its low thermal conductivity, the 4SG system can significantly reduce the heat conduction at the glass edge, thereby reducing the heat loss at the glass edge. From the perspective of reducing the linear heat transfer coefficient between the window frame and the glass system joint, it can increase the overall K value of doors and windows by about 0.1. In addition, it can effectively reduce the probability of condensation on door and window frames and glass edges, and suppress the production of mold, thereby creating a more comfortable indoor environment.

At the same time, the 4SG system can achieve true chemical bonding with glass and secondary sealant. During the pumping process of the hollow glass cavity, it can still maintain uniform stress distribution and form a structural seal, thereby ensuring that argon gas does not leak and guaranteeing the long service life of Low-E membrane and hollow glass, which is conducive to the long-term and high-quality sealing of hollow glass.

 

The customized northern solution for Passive doors and windows uses the power of technology to isolate the cold and make every winter full of warmth, making the home a warm fortress against wind and snow.

 

Passive's comprehensive door and window solution originates from in-depth research and precise grasp of regional climate and living habits.

From profile selection to glass configuration, from opening method to detail processing, every step has been carefully considered to ensure seamless integration between doors and windows and the local environment.

The respect and adaptation of Passive doors and windows to regional differences is not only a relentless pursuit of quality, but also a return to the essence of life. When doors and windows can perfectly cope with the challenges of regional climate and maintain comfort and harmony in any environment, users can more easily enjoy life and feel the unique charm of regional culture.