Air Stone Ball: Size: 1.95 inches in diameter; Weight: 3.9 oz. The airstones are well-constructed for continual bubbling. Ideal for fish tanks, DWC systems or small ponds.
Medium Bubbles: The aquarium air stone produce a good amount of dense bubbles. A great bubble diffuser to increase oxygen solubility in your aquarium and enliven the aquatic lives.
Steady Output: Jetting volume: 5 L/min; Recommended air pump power: > 4 W; Required airline tubing: 3/16" or 3/8" ID tubing. Efficient bubbler for constant air diffusion.
Reliable Material: This air stones are made of mineral material and sintered at a high temperature. As essential air pump accessories for aeration in aquariums, DWC systems or ponds. Keep fish or roots growing healthily.
Easy to Use: Soak the bubble stone completely in water for 1 hour before use. Clean it regularly with a brush as it gets clogged after weeks or months of usage.
