VIVOHOME Air Stones 4 x 2 Inch, Airstones Diffuser for Aquarium Fish Tank Hydroponics Pump, Pack of 2
- RELIABLE RESULTS - Effectively increase and circulate oxygen and nutrients while lowering CO2 levels in your aquarium or hydroponic growing system.
- UPGRADE YOUR GROWING - Made of environmentally-friendly and non-toxic mineral material, it can extend the life of your nutrient solution, keep roots healthy, and invigorate your aquatic life without worrying about adverse effects.
- PREMIUM SPECS - It's measured 4" Height and 2" Diameter, suitable for 4mm/0.16" (Inner diameter) air tubing.
- It can be used with a high-output air pump for air circulation.
- FINE BUBBLES - High-quality mineral material with micro-pore design makes an abundance of small bubbles for oxygen replacement.
- MULTI-USE - Fit for hydroponic systems, ponds, aquariums, fish tanks, and other water-based systems.
- Simply attach airline tubing to the air stone and place it in the desired location.
- Clean it with a brush if get clogged after weeks or months of usage.