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Anonymous users2024-01-24The main reason is that the home bathroom is smaller, so there is no need to consider the problem of air supply when designing the exhaust.
Large or high-power exhaust fans are required to add an air supply system because they consider that negative pressure will be generated in a relatively closed room.
Now the market seems to have a two-way control of the small exhaust fan (can be reversed), but this fan has a disadvantage, that is, it cannot be set up check valve, if it is in the colder areas of the north, once the backflow occurs, it is very troublesome.
The size, the material is not the same, the price is not the same, more than 30-100 yuan in a treasure, mainly depending on the product materials, the ball bearing pure copper wire motor ventilation fan is better, very durable and maintenance-free, the bathroom must need a ventilation fan to ensure air circulation, otherwise it is easy to breed bacteria.
In home life, the bathroom is a relatively closed place, and the air is humid and cannot be ventilated, so it is a good way to install a ventilation fan in the bathroom. Ventilation fans can effectively remove odors and keep the air flowing in the bathroom. But first of all, it must be installed correctly. >>>More
There is electricity in the switch control line, and there is also electricity in the neutral line, maybe there is a problem in this place. >>>More
At present, there are three types of household exhaust fans on the market: ceiling type, wall-mounted type and window type, and the bathroom ventilation fan is best installed above the toilet or close to the shower room, which helps to dehumidify and deodorize. It is best to install two ventilation fans in a larger bathroom, one close to the shower and the other near the toilet, so as to ensure that the air in the whole bathroom is fresh. >>>More
Ventilation fan is an indispensable equipment in the home, especially in a relatively closed space such as the bathroom, the installation of bathroom ventilation fan can ensure air circulation, to avoid a series of problems caused by air replacement, so how to install a bathroom ventilation fan? Let's introduce it to you! >>>More