Pawfly Aquarium Air Stone 4 Inch Bread

• Medium Bubbles: The air stone produces abundant dense bubbles to aerate your water reservoirs. A great way to increase oxygen solubility in fish tanks, aquariums or ponds.
• Model: ASR-100; Jetting volume: 15 L/min; Recommended air pump power: > 4 W; Standard ID airline tubing: 3/16" or 3/8". Great for aquariums, DWC systems or ponds.
• Reliable Material: The air bubblers are made of mineral material and sintered at a high temperature, it causes no effect to the health of your aquatics. Help keep fish or roots growing healthily
• No More Floating: Measures 4" D x 1.5" H and weighs 11.6 oz. And its wide and flat bottom always keeps this airstone sitting stably in the tank to produce steadier bubbles.
• Easy to Use: Soak the air stone completely in water for more than 3 hours before use. Clean it regularly with a brush as it gets clogged after weeks or months of usage.

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