Pawfly Aquarium 4 Inch Bread Air Stone Bubble Diffuser Release Tool For Air Pumps Fish Tanks Buckets Ponds And Dwc Reservoirs

An ideal way to add oxygen and lower CO2 levels to your circulation system fish tank and aquarium. Round surface and flat bottom make the stone place steady. Low oxygen consumption & high fusion rate. MODEL: ASR-100. Jetting Volume: 15 L/min Recommended Air Pump Power: >4 W. Fits for 3/16 inch or 3/8 inch inner diameter tubing. Measures 4 in Diameter by 1.5 Height. Please soak the air stones in water for >3 hours before usage.