BATH APPARATUS

PURPOSE:To eliminate the remainder of clean water in a hot water supplying circuit after drainage is automated and water is automatically drained and the temperature unevenness in a bathtub at the time of reheating with a bath temperature keeping function. CONSTITUTION:A drain chamber 6a and a water introducing chamber 6b are provided at the bottom of a bathtub to open the bathtub. A hot water supplying circuit 200 is connected to the chamber 6b. A draining circuit is connected to the chamber 6a. A pump P is inserted into the draining circuit. A switching valve 25 which is automatically closed by the closing operation of a remote operation board or at the time of completing draining is inserted to the downstream end of the draining circuit. A drain controller which opens the valve 25 by the draining output from the board and operates the pump P is provided. The controller has a hot water supply control unit for temporarily opening the circuit 200 on the way of the draining operation.