| 摘要 |
<p>A removable device for opening and closing sanitary fitting outlets comprises a plug element including an opening and closing mechanism and provided for coupling to a drain assembly rigid with a sanitary fitting outlet hole. <??>Said plug element and opening and closing mechanism being coupled to the drain assembly through a coupling ring which allows the device to be easily assembled and removed, thereby allowing the outlet to be quickly cleaned and inspected. <IMAGE></p> |
