1.material:pvc ball lvalve 2.Size:1/2''--4'' 3.Standard: BSPT,ANSI,BS, ... Jiangsu, Chian(Mainland) Standard: ANSI, BS, DIN, JISMaterial: Pvc Size: 1/2"-4" Type: Socket and threadPacking & DeliveryPacking Details: colorful ... is small.6)No vibration, and no noise.7Each valve is pressure tested at the end after the factory, ... , agriculture irrigation, industrial applications, etc pvc check ball valve