1.material:pvc ball lvalve 2.Size:1/2''--4'' 3.Standard: BSPT,ANSI,BS,NPT Production Detail Quick DetailsBrand: ZOOR Place of ... Orgin: Jiangsu, Chian(Mainland) Standard: ANSI, BS, DIN, JISMaterial: Pvc Size: 1/2 ... to swimming pool, wastewater treatment, agriculture irrigation, industrial applications, etc pvc check ball valve