Widely applicable: Great for freshwater, saltwater/reef aquariums and hydroponic use; Increase oxygen levels, 'blow off' CO2 and raise pH; Can be easily driven by even nano air pumps Material: Durable and sturdy material; Safe to your fish Dimension: Fits standard airline tubing aquarium and CO2 tubing with inner diameter of 3/16'(4mm) Note: You have to soak it in water for about 30 minutes before connecting to an air pump to run it Includes: 12 pieces of gray air stones
Quantity
Goes well with this item. Each is the same price as on its own page.



