39 as shown in both fig1 and 1a the toilet tank valve 40 comprises a tank fill pipe 42 a bowl fill pipe 44 and an elongated float 46 the flushing handle 45 is connected to the chain lever 47 and in turn connected to the pull chain 49 referring to fig2 a 2g a step by step depiction of the operation of the rotary siphon flusher 20 is demonstrated as shown in fig2 a the storage tank 10 is filled with water by means of the tank fill pipe 42 the bowl portion of the commode is filled by the bowl fill pipe 44 which discharges directly into the bowl through exhaust flue 24 which connects to the exhaust pipe member 22 the liquid level in the tank shown in fig2 a is at least the same height as the discharge flap 38 of the rotary pipe 30 the fill flap 32 rests in an open position allowing the tank water to fill the rotary pipe 30 the siphon exhaust pipe member 22 sits slightly higher than the rotary pipe 30 and therefore remains open to the free air space above the water line 14 the water level equilibrium is achieved by means of an elongated float 46 as depicted in fig1 a with the liquid level equilibrium achieved as shown in fig2 a the flushing action is initiated in fig2 b by activating the flushing handle 45 the rotary pipe 30 is put into motion by means of the rotary lever 34 connected to the pull chain 49 the design of the rotary siphon flusher 20 is such that the rotary pipe 30 is of a certain shape and size sufficient to rotate and insert into the interior tubing of the siphon exhaust member 22 the.