About This

• Interface size of the tube, about 14mm / 0.55in for inner diameter, 18mm / 0.71in for outer diameter
• , strong and
• When the fine sand, please do not adjust the rate much to the sand from being sucked into the pump
• Match with most of water changers and sand washers, please check the interface size of the water changer before purchasing
• Can be used to gravels and fine sand