Aluminum Housed Float Valve •Universal farm tank watering valves convert tanks or barrels into automatic stock waterers. Adjustable to several heights, they are easily installed by hanging plated brackets over edge of tank. •Designed to operate from gravity flow or pressure up to 70 PSI. •Precision die cast outer housing. •Durable molded float. •Two sets of brackets – fits poly tanks and steel tanks. •300 GPH.