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Liar, don't buy it, I bought it. It is that a layer of film is added to the ordinary screen window, and there are small holes in the film, and the wind blows outside and the inside is not moving, and it cannot be ventilated at all, so it is better for you to close the window directly.
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1. Prevent outdoor pollutants from entering the room
The adsorption capacity composed of dense and fine micropores and the molecular force and electric field force of the pore wall can effectively prevent fine particulate matter (such as metal dust, automobile exhaust, soot, etc.), pollen, spores, dust and other atmospheric pollutants from entering the room.
2. Ensure the discharge of harmful gases in the room
The pore size of tens of billions of cone-shaped micropores is much larger than the particle size of harmful gases, so that indoor pollutants can quickly diffuse to the outdoors according to the principle of free air diffusion and concentration equilibrium.
3. Exchange fresh air and protect privacy
In the sleeping state, harmful gases are far more harmful to the human body than in the non-sleeping state. This is due to the fact that all organs of the human body are in a resting state during sleep, and bacteria, viruses and harmful gases are more likely to invade the human body; The appearance effect of the anti-smog ventilation window is more conducive to opening the window for ventilation at night, which can not only keep the indoor air fresh, but also play a good role in privacy protection.
4. Wind and rainproof, clean environment:
When the surface tension of rainwater is greater than the air tension of the hole section, the rainwater will slide through and will not pass through the micropores under dynamic conditions. When the wind blows to the anti-haze vent window, due to the dense and subtle conical microporous hole wall of the anti-haze window screen, a certain condition is created for the reflection of the wind, so that a variety of intricate reflections are formed on the surface of the membrane The wind cancels out or blocks each other, and only a small part of the air with a very low flow rate flows into the room through the pores of the vent membrane.
Anti-smog ventilation window air change:
The anti-smog ventilation window has enough air exchange capacity to meet the needs of the human body, with cubic meters of air change per minute and per square meter. Based on the average inhalation of about 16 breaths per minute, the amount of air inhaled per person per hour is 528 litersThe anti-smog screen has a change of air at a standard atmospheric pressure of more than 900 liters.
minutes, because the breathable membrane of the second square meter can meet the breathing requirements of a person.
Take a room of 20 square meters in size and a floor height of 3 meters as an example, the use of a nuclear porous breathable membrane with a ventilation volume of every minute and cubic meters per square meter is selected, and it only takes 40 minutes to completely exchange the air, and if the anti-smog ventilation window is opened 24 hours a day all year round, the indoor air will always be fresh, which can fully meet the normal life and work needs of the human body.
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It depends on what screen you choose, there are four kinds of anti-haze screens on the market, one is the nano-coated anti-haze screen, this kind of screen sounds full of science and technology, but the nano-level screen is difficult to breathe under atmospheric pressure, which seriously affects air circulation. The second is the anti-haze screen of the principle of electrostatic adsorption, the principle of which is to generate negative electrostatic electricity when the wind blows through the screen by nature, and the negative electrostatic characteristics are used to repel the negatively charged particles in the dust at the same level, which plays a certain blocking role in the dust and pollen of large particles. Although the electrostatic anti-haze screen has a certain effect on some large dust and pollen, there is a congenital limitation of electrostatic resistance
Subject to the natural environment, the premise of the static finch electricity is to have wind, but the haze day is just windless weather, and the haze will naturally dissipate with the wind, and this IQ is estimated to be recharged.
The third is the nuclear pore membrane anti-haze ventilation screen, which relies on a high-energy heavy ion cyclotron to accelerate heavy ions (heavy charged ions), form ion (nuclear track) traces on the surface of food-grade PET materials, and then form a single-layer precision filter screen with a dense and vertical pore structure through high-tech precision (chemical etching) expansion and early hole processing technology.
According to the principle of aerodynamics, the vortex generated by the natural flow of air in the micropores is used to block large-size dust (haze) particles.
In the process of adsorption and condensation or repulsion of negative ions and dust with high energy and small migration range, the particles become larger and heavier, and finally control the settlement near the window sill, so as to achieve the effect of anti-haze and dust reduction.
Not all screens are anti-haze, and not all anti-haze screens are ineffective, it depends on how you choose!
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