JBL Aqua Air pump diffuser for aquarium JBL ProSilent

Air pump accessory for: air diffuser made from a quartz sand mixture, for particularly fine bubbles. Ideal for pond aeration. Easy to connect to an air pump (not supplied), for positioning in the pond or in the pool. No need for accessories to weigh down the air diffuser: its own weight keeps it at the bottom of the water. For freshwater and saltwater s: ball-shaped air diffuser. Included in delivery: 1 Aeras Micro air diffuser, diameter 40 mm Ball L.