6 Pieces 4 Inch Air Stone Disc Bubble Diffuser Release Tool Fish Tank Bubble for Air Pumps Aquarium Fish Tank Hydroponics Air Pump Dwc…

Description

Features: Increase air flow and oxygenation in water: The air stone disc is made of reliable material sintered at a high temperatures of 1500 degrees Celsius for durability, nice for diffusing air to increase air flow and oxygenation in aquariums, ponds, hydroponics and aquaponics. Specifications: Color: as the picture showsSize: 4.1 inch/ 10.5 cm in diameter, 0.75 inch/ 1.9 cm in heightRecommended air pump power: 4W – 8W (works well with 8W air pump) Suitable tube diameter: 3/ 16 inch and 3/ 8