An overall compelling idea The ball-shaped pumphead can be rotated all the way around and is seated in a ball joint. The filtered water can therefore be directed in any direction. The control knob on the outflow nozzle allows you to adjust the pump output and throughflow. To control the air intake and, consequently, the oxygen enrichment in the aquarium, the power diffuser is adjusted. (See accessories for other extension pieces that can be used in place of the diffusor.) The aquaball holder is easily attached to the glass using suction cups. 650 liters of pump power per hour at 50 Hz 210 liters of pump power per hour at 50 Hz The approximate pumping head (H max at 50 Hz) is 0.43 m. 50 Hz power of: