1/2" Inner Water Inlet Automatic Float Valve Water Level Control Valve, Used for Solar Water Tank Tower Pool(1/2"Side)Have you ever forgotten to lock the tap and let the water spill over the house? Lets see the revolutionary automatic water control system that is trusted by many households around the world. Introducing the Automatic water level control. Equipped with stainless parts and a PA66 engineering-grade thermoplastic construction, we guarantee that it will never rust and provide long service for many years. It is the solution to help you minimize your water bill and eliminate overflow on your water storage, tanks, containers, and many more. Easy to install and only require minimal maintenance, you can rest assured that your water storage is always full all the time without checking. Buy now