Pawfly Aquarium Air Stone Bar Bubbler 4 Inch, Fish Tank Bubbler Stone with Plastic Base Square Oxygen Diffuser for Nano Air Pump Small Bucket and Fish Tank, 4 Pack

Air Stone Bar: Each airstone measures 4.5"" L x 0.8"" W x 0.5"" T and weighs 1 oz. Well-constructed for continual bubbling. Ideal for small buckets, fish tanks or aquariums.. Medium Bubbles: This air stone can produce a cascade of dense bubbles which form a rectangular bubble wall. Great for increasing oxygen solubility in your aquariums and enliven the aquatic lives.. Steady Output: Jetting volume: 1.3 L/min; Recommended air pump power: > 2.5 W; Standard ID airline tubing: 3/16 inch. Efficient air bubbler for constant air diffusion.. Reliable Material: The air bubblers are made of mineral material and wrapped in a green plastic base, it won't affect the health of your aquatics. Help keep your fish or roots growing healthily. ur fish or roots growing healthily.. Easy to Use: Soak the air 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.