Solve fluid control problems once and for all. Unique, patented high-volume design uses fluid pressure, as opposed to lever arm and ball, as the force to close the valve. Compact, self-contained design greatly enhances reliability. Body is made of durable glass-filled nylon 6/6 with internal parts of plastic, silicone and stainless steel; resists freezing. When properly installed, the valve will meet anti-siphon requirements. Operating pressure limits of 8-100 lbs. Made in USA. Repair Kit and Mounting Bracket sold separately. Glass-filled nylon 6/6 bracket with thumb screw for quick and easy mounting to portable tanks and troughs at the end of standard 3/4" water hose. Includes 1" PVC nipple, elbow and 3/4" hose adapter.