Basin drain unblocking device with seal - has pressurised container and sealing skirt for blowing out blockage

摘要

The basin or bath draining hole unblocking device has a flexible skirt and a replaceable pressurised gas container so that it can be used for unblocking draining holes provided with fixed screens. This unblocking device is designed to be a readily available commercial article. The cylindrical housing (1) has a collar (2) and a bottom (3) for holding the outlet end of a pressurised container (10). The housing has a nozzle (6) mounted on a spring (7). The housing external flange (2) rests on a flexible skirt (13) and the device is operated by pushing the container downwards against the spring.