AQUANEAT Air Stone, 4 X 2 Inch Large Air Stone Cylinder, Aerator Bubble Diffuser, Air Pump Accessories for Hydroponic Growing System, Pond Circulation, Aquarium Fish Tank (4 Pack)

Brand: AQUANEAT

Features:

• Widely applicable: Suitable for hydroponic systems, ponds, aquarium fish tanks, helping extend the life of your nutrient solution, keep fish/ roots healthy and promote plant growth
• Air Stone Dimension: 2 "D x 4" H
• Recommended a high-output air pump at least 8W-10W or a commercial air pump
• Fits for 3/ 16 inch standard airline tubing
• Quality and safe materials: Made of safe and washable material(Soak them for at least 2 hours before use)

model number: AS-A756x4

Part Number: A756x4

Details: Features: Widely applicable: Suitable for hydroponic systems, ponds, aquarium fish tanks, helping extend the life of your nutrient solution, keep fish/ roots healthy and promote plant growth Fits for 3/ 16 inch standard airline tubing Quality and safe materials: Made of safe, washable and non-toxic material. (Soak them for at least 2 hours before use) Recommended a high-output air pump or a commercial air pump Dimension: 2 "D x 4" H Note: Soak them for at least 2 hours before use and clean regularly by a brush as they get clogged after weeks or months of usage

Package Dimensions: 8.3 x 5.4 x 2.6 inches