What aspects should pay attention to air duct heater?

1. The installation place of the air duct heater is well ventilated, and it is forbidden to use it in a sealed box.

2. The temperature of the air duct of the air duct heater and the air sent may be very high. Be careful to avoid burns.

3. Before using the heater, you must check whether the voltage and current meet the requirements of the machine, you must use a grounded socket, and the wire must meet the requirements.