
Adjusting the airflow on your Hygger HG041 Adjustable Air Pump is straightforward. To modify the air output follow these steps: First, identify the airflow control valve on the air pump. To increase the airflow, turn the control valve clockwise. Conversely, to decrease the airflow, turn the valve counterclockwise. This allows you to easily customize the air output of your Hygger air pump to meet the specific requirements of your aquarium.


