Sealing gland for domestic supply pipeline or cable fitted through building wall uses sealing sleeve of material which swells upon contact with liquid for preventing ingress of water

摘要

The sealing gland (5) is provided by a sealing sleeve fitted into the annular gap (4) between the pipeline or cable (3) and the opening (2) in the building wall (1), which is at least partially made of a material which swells upon contact with a liquid and which has a number of axially spaced sealing lips (7) around its outer surface.