Water level control: This float valve for water tank automatically maintains a steady water level in most plastic or metal troughs, stock tanks and barrels, freeing farmers from constant checking and refilling while helping animals always have , clean drinking water on demand. Excellent specs: Our stock tank float valve delivers up to 245 gallons of water per hour and works reliably at pressures from 20 to 50 psi, providing a steady, efficient water supply that easily meets the needs of horses, cattle, goats and other livestock on busy farms and ranches. Support garden hose: Designed for hassle-free hookup, this water float valve connects to standard 3/4-inch GHT male and 3/4-inch GHT female fittings. For farmer: Built for demanding farm use, this automatic water shut off valve is made of polystyrene for strength and long service life, making it a practical upgrade for any horse water trough or livestock water trough system that helps reduce labor while keeping animals hydrated., Manufacturer: Jnchdghwa