This rugged water bowl is made of high impact blue copolymer and can be counted on for many years of reliable livestock watering. Water is released into the bowl by nudging the orange cylindrical plastic nose 'paddle' in any direction, so animals learn quickly. The simple, safe, water-release valve at back of bowl makes cleaning a quick, easy job. Poly Water Bowl is one of the only on the market fitted with cast iron threads for permanent installation. Bowl is equipped with brass valve and 3/4" top and bottom inlets. Fastening clamp included for 1.25" to 1.5" pipe.