When you want to enrich your aquarium with oxygen and protect your pneumatic membrane pump from backflow, the Aqua Control diffuser is the right choice. Aqua Control is a very fine round bubble diffuser with integrated safety valve (non-return valve) that protects the air pump or pneumatic membrane pump from backflow. The sturdy plastic diffuser will win you over with its attractive finish and long service life. Suitable for use in freshwater and saltwater aquaria, as well as garden ponds. Aqua Control sets the aquatic landscape in motion. The water in the aquarium is enriched with oxygen by the many small bubbles, which has a positive influence on the aquarium.