It is located in front of the old muftiate building in Balıklı district, city center. Halil Kamil Agha, who is chief gate keeper and Kütahya mutesellim (head of district), made it built between 1831-1832. It is built with longitudinal rectangular cut stone and it has a roof with large eaves and tiles outside. Timing room, which is constructed to notify the time and prayer time accurately, nowadays is used as trading house.