This structure is located in the Abuzar Qafari Sq. of Semnan and its date of construction is from the Qajar period (Fathali Shah). It has two narrow corridors connecting the structure to the outside. Besides which there is a large courtyard with various chambers surrounding it. It has a square and tall wind trapper (Badgir) reaching a height of 10 m. This helps in the lightening and circulation of air, thus cooling the area.