Monument 1½ in. 42mm X ½in. Nylon Drain Plug

Used for blocking off drain pipes and for air testing with 1/2in BSP outlet (1375Q 42mm / 1376T 50mm / 1380F 63mm / 1377W 75mm / 1378Z 100mm / 1379C 150mm).

Used for blocking off drain pipes and for air testing. Diameter range 37-45mm. 1/2in. BSP outlet. Maximum allowable back pressure 44psi (2.99bar). Fitted with removable top caps and rubber rings. Nylon plates – nylon stem.