安装玻璃钢负压风机时，风机这边的墙面一定要做好密封处理。尤其是风机周边不能有空隙。安装最理想的方法是，风机这面的墙壁和附近的门窗全部关闭，风机对面墙壁的门窗打开，保证气流呈直线行流动。
When installing fiberglass negative pressure fan, the wall on this side of the fan must be sealed. Especially, there should be no gap around the fan. The best way to install it is to close the walls of the fan and the nearby doors and windows, and open the doors and windows of the opposite walls of the fan, so as to ensure the air flow in a straight line.
玻璃钢负压风机安装是一项非常重要的工程，对于风机日后的使用效果是影响非常大的，在安装的整个流程中都必须时刻注意。
The installation of FRP negative pressure fan is a very important project, which has a great influence on the use effect of the fan in the future, so it must be paid attention to all the time in the whole process of installation.