| 摘要 |
The present invention relates to a connection member having an airtight ring and a corrugated pipe connection washer for coupling corrugated pipes. The present invention allows a user to rapidly check whether or not there is a defect of a boiler pipe in the outside. Moreover, the present invention comprises: a housing (10) having an upper connection unit (11) and a lower connection unit (12); an upper coupler (20) fastened to the upper connection unit (11) of the housing (10); a lower coupler (30) fastened to the lower connection unit (12) of the housing (10); and an airtight ring (17) and a corrugated pipe connection washer (18) provided between the lower connection unit (12) and the lower coupler (30). |
