This aquarium gravel cleaner integrates 3 core functions: gravel cleaning, fish waste suction, and water changing. The waste suction head to quickly remove fish feces and leftover food, water changing head that enables safe siphoning even at very low water levels, and sand cleaning head to eliminate debris from the sand while preventing accidental fish suction—fully meeting all your daily aquarium maintenance needs.
Siphon Working Priciples: When using this fish tank vacuum gravel cleaner, make sure the water inlet is higher than the outlet, and then press the upgraded siphon ball 5-7 times. Once the air inside the hose has been completely expelled, the water will flow from the higher position to the lower position under the pressure.
Adjustable Water Flow: Equipped with a water flow control valve, this aquarium cleaner allows you to freely adjust the water flow rate. Whether you need a strong flow for quick water changes or a gentle stream for cleaning, it prevents disturbing your fish and ensures a smooth, controlled cleaning process.
Easy & Convenient to Use: Just press the siphon ball several times, this gravel vacuum for aquarium will start working. A fixed hook allows you to hang the gravel cleaner on the fish tank for convenient use and storage. The built-in grid design in the sand cleaning head ensures that this aquarium sand washer does not disturb or harm fish during operation.
Wide Application: Come with 3.8ft soft hose, 9.8in extension tube, fixed hook, upgraded siphon ball, flow control valve, waste suction head, water changing head, sand cleaning head, this aquarium siphon vacuum and water changer kit is suitable for all kinds of small fish tanks, turtle tanks up to 12in deep.