Aqua Medic Mistral 100 Diaphragm Air Pumps For Aquariums Diaphragm air pump for aquariums. The air pumps of the Mistral series are characterized by very low power consumption and a durable diaphragm. The vibration-absorbing rubber feet ensure low-noise and low-vibration operation. As a result, the Mistral membrane air pumps are designed for use in freshwater and seawater aquariums in living areas. Product Features: Ensured low-noise and low vibration in your aquarium due to the vibration-asborbing rubber feet.Ideal for operating air stones for oxygen supply, small sponge filters, LED air stones.Low power consumptionEquppied with a durable membrane