House installation combination - comprises steel through passage pipe provided with gas-tight sleeve of polyethylene@-X

摘要

Cut-off component is located on the house interior end of the through passage pipe and pipe connection is provided on the end outside of the house wall together with pipe withdrawal securement. The through passage pipe between the cut-off component and the pipe connection has sleeve of polyethylene - X with memory properties and the pipe withdrawal securement is formed by a peripheral side profiling of the sleeve produced by heat treatment and located in the thick area of the house wall. USE - Used for house installation combination.