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Anonymous users2024-01-24Need. Prevent outside air from entering the room. Especially in cold places. Install a one-way valve at the outlet of the toilet exhaust fan. Only in and out, not in.
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
This depends on the location of the bathroom floor, which can be referred to the following figure: >>>More
Closing the door is less effective because there is no fresh air supply.
Not required.
However, if you are on a lower floor, such as a floor, then it is recommended to install it. >>>More
If you have this condition, you need to install it, and if you have good ventilation, the air in the toilet will be fresh. Simply drill a 100mm water borehole and install a small ventilation fan.