MONUMENT 4½in. X ½in. (1/2in.) CAST DRAIN PLUG - 207D
Used for blocking off drain pipes and for air testing. Diameter range 106-123mm. Maximum allowable back pressure 10psi (0.68bar). ½in. BSP outlet. Fitted with removable top caps and rubber rings. Aluminium plates and steel stem. Weight 0.4 kg.