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Description
Widely applicable: Suitable for hydroponic systems, aquarium fish tanks, Preventing ponds freezing in winter; Helping extend the life of your nutrient solution, keep fish/ roots healthy and promote plant growth Air Stone Dimension: 2 D; Connector Diameter: 3/16 or 3/8; Recommended air pump power: > 4 W The material and metal inlet is sturdy and durable , long lasting use ; Safe to your fish Note: You have to soak it in water for about 30 minutes before connecting to an air pump to run it; Clean it after a period time of use
