Pawfly Aquarium 8 Inch Air Stone Cylinder for Larger Air Pump Bubble Diffuser Release Tool for Outdoor Pond Garden Circulation System and Large Fish Tanks, 2 Pack

Features

• Medium Bubbles: With lots of micro holes which allow abundant dense and even bubbles to spout from the cylinder. An ideal way to fully aerate your water tanks.
• Larger Size: Measure 2" D x 8" L. Fit for large reservoirs like ponds, gardens, some large aquariums or DWC systems. NOT suitable for small fish tanks.
• Model: ASC200; Jetting volume: 24 L/min; Recommended air pump power: > 7 W; Standard ID airline tubing: 3/16" or 3/8". Keep fish or roots growing healthily.
• Stable in Water: Weigh 16 oz and come with 2 square holders at both ends to increase stability. It always lies steadily in the water without moving easily when bubbling.
• Easy to Use: Soak it 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.