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- Intelligent digital controller
stabilizes pH levels
Foam containing impurities is efficiently collected in the cup and discharged via the outlet
trapezoidal single layer size is L1524*W450(399
Air Stone 4.1 Inch Column Diffuser for Fish Tank Aquarium Air Pump 530 GPH - Intelligent digital controllerMAIN PRODUCT FEATURES: HEALTHIER WATER: This air stone works to create bubbles that will help to oxygenate and filter your water. It will help circulate the water in your tank and create a healthier environment for your aquariums fish and plants. PERFECTLY SIZED BUBBLES: These air stones are made from a quality carborundum material that promotes high density, uniform, more delicate bubbles. These beneficial bubbles are perfect for any aquarium