Size: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2" Standard: BS, ANSI, DIN, JIS, SOCKET or THREAD Material: PVC Environment friendly, non-toxic, good looking ... colors and excellent design, suitable for installation either exposed or hidden.Wonderful ability in chemical corrosion resistanceEasy and fast ... the quality, the size, the color, etc. Plastic PVC 1/2 Ball Valve For Agriculture or Irrigation