A device is provided to clean, disinfect, and unclog a plumbing outlet. The device includes a cylindrical body (2) defining a fluid conduit between a first end configured to fit to a tap of pressurized fluid outlet (3). The cylindrical body has a diameter reducer (21) that narrows in diameter from the first end to a second end and forms an internal housing (22). The diameter reducer (22) induces a Venturi effect in water passing therethrough from the tap of pressurized fluid outlet (3). The device further includes a tube in fluid communication with the second end, a dome receiving an end of the tube and configured to surround the plumbing outlet and through which the water passes to clean, disinfect and unclog the plumbing outlet. A bar (5) of detergent or another chemical operative to clean, disinfect or unclog is configured to reside in the internal housing (22).