A self-priming siphon tube for maintaining a trickle flow of fluid through a tank reservoir and bowl of a toilet, a water supply line being in fluid communication with the tank by virtue of a ball cock valve, the tank reservoir fluidly interconnecting with the bowl by an overflow tube, said siphon tube comprising:
- an elongated and interiorly hollowed body including first and second fluidly interconnecting and parallel extending lengths separated by an arcuate shaped portion;
- and
- a third extending length of conduit fluidly interconnecting with a location associated with said second extending length opposite said arcuate shaped portion;
- an end of said siphon tube corresponding to said interconnection between said second and third lengths being inserted into the overflow tube corresponding with the overflow line fluidly connecting to an extending end of said third length, a continuous trickle flow of fluid being drawn from the tank reservoir by said siphon tube and discharged into the bowl.