Material and construction Made from foodgrade Nylon PA66 with a fine, smooth finish. Includes a stainless steel filter and screws. Rust and corrosion resistant for a long service life. Easy and reliable operation No electricity required. Small in size, long service life, and a low failure rate. Helps save water resources by providing reliable automatic filling. Noelectrical replacement with strong performance Automatic water level control float valve that replaces the traditional float ballcock. Small footprint with large flow, suitable for use where power is not available. Working principle When water in the container is below the control level, the inlet valve opens and fills water. When the water reaches the control level line, the inlet valve closes and stops water supply. Benefits and suitability Provides dependable water level control without electricity. Durable materials offer longevity in various environments. Compact design with flow capacity relative to size. Materials and compatibility Material: foodgrade Nylon PA66 with stainless steel filter and screws. Rust and corrosion resistant, ensuring long service life. Suitable for use in water containers, tanks, reservoirs, and other applications where automatic water level control is needed. Use scenarios Domestic water storage tanks or troughs in homes to maintain a steady level without power. Poultry houses or livestock drinkers that require a consistent water supply without electrical systems. Garden irrigation tanks or hydroponic reservoirs where a compact valve controls fill to a target level.