... 3 mm, plate thickness 4 mm ConnectionA water injection hole and a back water injection connecting with the pumpEquipmentsA manhole, a sewage ... tank overflow device, a roof overflow device, a unidirectional water injection port.PaintingThe big redcab, equipment box, pumphouse, flapWhiteouter rim, front ... changed as the requirements of customers. ISUZU fire fighting water pump truck 3000L