Aquarium Air Stone Disc Bubbler - Small Size, Medium Bubbles, Stable Output, Reliable Material, Easy to Use

【SMALL-SIZED AIR STONE DISC】Each disc measures 4 x 1.8 (cm) and weighs 28.3g. Despite its compact size, it is structurally sound and capable of producing continuous bubbles. Ideal for fish tanks, DWC systems, and small ponds. 【MEDIUM BUBBLES】The air stone disc generates a large number of dense bubbles, increasing the oxygen saturation in the aquarium and creating an active environment for aquatic organisms. 【STABLE OUTPUT】Bubble output: 2L/min; Recommended air pump power: 2-4W; Standard ID airline tube: 4-6mm. The effective diffuser ensures a continuous spread of air. 【RELIABLE MATERIALS】Made of mineral material, the air stone disc is sintered at high temperatures, ensuring it does not affect the health of your aquatic inhabitants. It helps maintain the health and growth of your fish or plants. 【EASY TO USE】Before use, soak the stone completely in water for 1 hour. If clogged after weeks or months of use, regular cleaning with a brush is recommended.