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Formaldehyde released into the air can be partially excluded through the exhaust fan, but not completely.
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Exhaust fans can only play the role of ventilation.
Bathroom exhaust fans should be relatively cheap, you can find a nearby appliance store to buy one, and then ask them to help replace it.
According to the person in charge of an exhaust fan sales office, there are three types of household exhaust fans on the market: ceiling type, wall-mounted type and window type. Zhengye GENUIN, BNN-LONON, Panasonic Panasonic, Midea Midea, Jinling These are the top 10 brand portals to buy the exhaust fan industry brand list introduction, you can go to understand, or buy a better brand.
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Since exhaust fans are so important, what are the types of bathroom exhaust fans, and what are their characteristics, which will be introduced to you in the future. 1. Ceiling mounted fan: They will be connected to their exhaust pipe outside the house. >>>More
Expert Answers:
1: The exhaust fan should be installed as close to the original air duct as possible, which is in line with the principle of shortest pipeline. >>>More