This dependable waterer provides a limitless supply of clean water. Everything you need is included to hook up to any standard half- inch NPT pipe. Heavy-duty plastic bowl with non-rusting brass fountain stem. Valve safely operates between 20 and 50 psi. (NOTE: This fount will attach to a garden hose with an adapter going from 1/2 inch male iron pipe to 3/4 inch female hose; adapter not included with product.)