The SunGrow Turtle Tank Siphon is a tank siphon system that makes changing tank water quick, easy, and efficient. With a few squeezes, the hand pump and flexible tubing drains unclear water out of your pet’s tank. The aquarium syphon gravel cleaner can also be used to pump clear water into your turtle terrarium pool. The SunGrow Siphon Pump is perfect for use in both freshwater and saltwater environments.