Exhaust fan is an air conditioner that can exchange indoor and outdoor air and remove dirty air. As a household product, exhaust fan can be used in public places, but how much do you know about exhaust fan and its size? Let's take a look at the knowledge of household exhaust fans with Bian Xiao.

Household exhaust fan size:

Household exhaust fans come in various styles and sizes. For example, the size specification of the general bathroom exhaust fan is: the opening size is 29.5cm29.5cm, and the outer frame size is 34.5cm34.5cm, which is almost the standard of most household exhaust fans.

In addition to the above situation, some bathroom exhaust fans are closed. The size of this household exhaust fan is 30.5cm30.5cm, which is square in design and more fashionable and generous. Furthermore, there is a toilet exhaust fan similar to central air conditioning. The opening size is 20.5cm20.5cm, and the panel size is 25.5cm25.5cm This style of exhaust fan has strong performance, but the installation will be more complicated.

Precautions for installation of exhaust fan:

1. Household exhaust fans should be installed as close as possible to the original air duct, in line with the principle of shortest pipeline;

2. In order to improve the efficiency of the exhaust fan, try to install it near the position where odor and moisture are generated;

3. Because the bathroom is a place for shower, it is suggested that the exhaust fan should not be installed directly above the shower. When it is cold in winter, it will make the body feel uncomfortable and lose a lot of heat.

4. The installation of household exhaust fans should also pay attention to aesthetics, and should be combined with ceiling modeling, block, lighting, etc. And it should be aesthetically unified with the bathroom decoration.

Although the exhaust fan looks small, it is actually very useful, so you should choose it carefully.