Cheapest ventilation fan introduction: installation knowledge of duct ventilation fan!

The duct ventilating fan, also known as the duct fan, is a ventilating fan widely used in industrial production, home decoration and public facilities. So do you know how to install it? What are the precautions for its installation? Follow the editor of Cheapest ventilation fan to have a simple understanding!
1. Installation steps
1. Build a wooden frame and install it on the ceiling keel. The main body is sealed and installed in the wooden frame, and fixed firmly with self-tapping screws (4 pieces).
2. Install the pipe to the air outlet, and then tighten it with a rubber band.
3. Seal the main body and install it in the frame.
4. After turning on the power, check whether the following abnormal phenomena occur.
5. Insert the fixed spring into the groove, and install the panel on the sealed body.

2. Precautions for installation of ducted ventilation fans
1. The external dimensions of the duct ventilating fan should conform to the building modulus coordination standard.
2. A dedicated socket or a switch with grounding should be installed near the ducted ventilator, and the position of the switch should be easy to operate; the linkage switch, the delay switch or the human body induction switch can be selected according to the needs.
Ceiling air duct ventilators should be installed on a stable ceiling and connected firmly to it. If conditions permit, rubber pads can also be used to reduce the noise caused by vibration. When the ceiling is installed, the indoor net height shall not be less than 2.2m
The above is the introduction of Cheapest ventilation fan editor: installation knowledge of duct ventilation fan.