Features: Port Size: 1/2inch, 3/4inch, vailable in two port size, this valves caters to diverse water tanks and toilet flush needs. Gate structure of this valves provide stable water flows control and prevents backflow. Designs to bear highly pressure, this valves maintains water flows even under intense conditions. Make from plastic, this valves bear high water pressure and resists corrosion. It can apply to various systems of high water tanks, pools, water towers of the industry and civil construction. Specifications: Component: Plastic Type: Upper water inlet/Side water inlet Color: Blue/White Port Size option: 1/2inch, 3/4inch Size: As Shown in the Picture Package Includes: 1pc Water Level Control valves note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.