The nipple-nut kit is mounted on polyethylene tanks for connecting the polyethylene discharge pipe. Material: PP Color: black Components: nipple (male fitting) + nut + female plug BSP (GAS) thread Dimensions: 1″, 1″ 1/4, 1″ 1/2, 2″, 2″ 1/2 Installing the nipple-nut kit on the polyethylene tank: Required parts: – nipple-nut kit male + nut + female plug. – gaskets for male fitting (2 pcs.) – seals the interior and exterior of the tank wall. – gasket for female plug (1 pc.) – allows sealing when the plug is used to isolate the fitting. Gaskets are ordered separately.