Fully automatic water level control float valve, suitable for water tank, pool, and water tower, no electricity required. - Mini float valve 1/2", 3/4", and 1" for shut off and auto fill

This fully automatic water float valve comes in sizes of 1/2 inch, 3/4 inch, and 1 inch. It is designed to control water levels and automatically shut off when the desired level is reached. This float valve does not require electricity to operate, making it a convenient choice for water tanks, pools, and water towers.

How Does It Work? A float valve inside allows water to flow until a specific level is reached. Once the water reaches this level, the float valve will be pushed up with water due to buoyancy and stop the flow of water. When the water level starts dropping, the valve will open again, and the water will start to flow again.[Auto function]The float valve automatically refills water for your water tank, water tower,livestock,animal water drinker when water drops below the valve level. Once it reaches the valve, it would automatically stop refilling water, so it will shut-off when the water reaches the internal float.[No electricity needed]A ball float valve inside allows water to flow until a specific level is reached. Once the water reaches this level, the float valve will be pushed up with water due to buoyancy and stop the flow of water. When the water level starts dropping, the valve will open again, and the water will start to flow again,so no need electricity.[Widely used]It's used for people to maintain the water level in a garden waterfall, on a yard fountain,for a rain gutter garden project,using it to make an automatic shut-off for swimming pools,for chicken coops,for automatic chicken water drinker,for cattle watering drought,for rain collection barrels in the outdoors etc.[Working Water Pressure]The float valve works with 10 psi to 150 psi or 0.2 bars to 10 bars water pressure, if water pressure is too low or too large, the float valve will not suitable for using, it will not work or be damaged . Working Temperature:0~80 degrees[Easy maintenance]The float valve comes with filter,the filter must be used in the water inlet,avoid sand and stone blocking the floating ball.