meekoo Float Ball Valve, 1.57 Inch Male Automatic Fill Feed Humidifier Tank Water with Adjustable Arm for Ponds, Livestock Water Trough, Aquariums, Aquaculture, Hydroponics and Reservoir(10 Pack)

Features: The float valve is tank mounted with an adjustable arm. The valve has a 0.093-inch hole and an estimated flow rate of 1.3 gallons per minute (gpm) at 40 psi, at 60 psi. 1.5 gallons per minute. The valve inlet has a 1/2 inch NPT male extension thread. Sealing washers and lock nuts for mounting on the tank wall, the valve outlet is free to flow. No power or pump required: The water float ball valve is suitable for low pressure gravity feeding systems, leak-free operation is achieved by hand tightening. Applicable environment: The water trough float valve is suitable for ponds, chickens, livestock sinks, aquariums, Aquaponics, aquaculture, hydroponic tank reservoirs. Specification: Material: PVC and 18-8 stainless steel Float material: PE Line port size: 3/4 inch Working temperature: 0-70 degrees Celsius Flow direction: one direction Drive: hydraulic control Apply pressure: 0.01-1.2MPA Package list: 2 x Float valves Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.