| 摘要 |
A combination coupling for a water installation system for use in buildings where pipes and couplings are to be accessible for inspection, and the exchange coupling consists of a housing (1) to receive a ductal pipe (2) and a water conveying pipe (3). The housing is moreover capable of connecting a water outlet fitting and has a size such that it can be covered by a rosette of standard dimension; it may moreover be provided with special sealing means against water leakage into a building part. |
