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Anonymous users2024-01-23Do you mean check valves on air ducts? You can add, pay attention to buy a slightly higher pressure when purchasing, you can open the damper.
If you install it well, there will be a lot of water vapor left after closing the window and taking a bath in winter, and it can be quickly discharged by opening a ventilation fan after bathing, which is very helpful for the maintenance of electrical appliances in the bathroom and controlling the humidity of the bathroom and preventing the reproduction of bacteria, and the electrical appliances will be much more durable; In hot weather, it can also have the effect of convection without opening the window; Occasionally, if you accidentally burn something, you can quickly get rid of it if it smells mushy. The ability of the exhaust fan is much stronger and faster than that of opening the window and naturally exhausting. This is the biggest difference from the window. >>>More
In order to eliminate the odor of the toilet, in addition to the air volume and pressure to meet the exhaust demand, the toilet door should not be closed tightly, and there should be a breathable louver on the door.
The kitchen ventilation fan mainly smokes the kitchen fumes to the outdoors, keeps the kitchen fresh air replaced, no matter how good the range hood can not completely remove the fumes in the kitchen, and after a long time, it will also cause the accumulation of fumes on the range hood, which is not beautiful and affects the work efficiency of the range hood, so it is best to install a kitchen ventilation fan in the kitchen. >>>More
Yes, it depends on whether the line can be concealed. If it's an integrated ceiling, it's no problem. PVC ceilings are a bit more troublesome.
Isn't what the landlord said about the same meaning?,It's all about the same.,The price is still effective.。 >>>More