For workers who install it before you install the "Exhaust Fan", it is the need to identify a good mounting positions, confirm this orientation to note the use of the environment, see the specific installation site in which the most appropriate way to make this fan to achieve the best product good use of effects. When installing, pay attention to each of the fasteners are installed tight, a fan to ensure the normal and safe operation. Install "Exhaust Fan" Special attention should be smooth installation, it is necessary that the fan placed in a stable horizontal position, also need to install a fan to a product easy to operate position to facilitate daily use. Generally, when you install the "Exhaust Fan", is the need for a stent, the stent fixed product introduction also requires a certain skill and precautions.