Stainless steel construction Crafted from 304 stainless steel for long lasting performance. It offers rust and corrosion resistance, making it suitable for a variety of environments. Strong sealing design Features a rubber gasket that provides a reliable seal, effectively reducing leakage and ensuring stable operation in plumbing systems. Automatic level control Designed to automatically open and close to maintain precise water levels in tanks, boilers, and similar applications. Wide applications Suitable for use in boilers, rice steamers, tanks, towers, and toilet tanks to meet diverse needs. Use scenarios Boiler system: Maintains a consistent water level automatically, reducing the need for manual monitoring and adjustments. Rice steamer or processing tank: Keeps the water at the desired level for steady steam generation or processing workflow. Toilet tank: Regulates refill and shutoff to support reliable flushing performance.