| 摘要 |
The sealing arrangement for a pipe (3) or a similar item passing through a hole in a bounding surface of a building comprises a sealing sheet (6) attachable to the bounding surface, a sealing sleeve (13) with a conical external thread (16), a connector section (12) and a flange (11) attachable to the sealing sheet, and a cap nut (17) for the sleeve.
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