Mahabad city in a little farther and higher than in the spring house dervish Shah Ghazi Zadeh Saleh al-Din Street in eastern courtyard of the mosque is located in Big Rostam. Established in the year 1230 AH goes. Spring house and brick building infrastructure from the compact rocks that are 90 cm high walls are smooth and polished. The round brick dome and a three-part Taqhay (zigzag) are brick. The bricks are red rectangle type and mortar used in the plaster is. Floor of parquetry is the time. Because the spring house is located within the Big Mosque Rostam taking ablution, therefore it has been used. In 1378 the repair inside the spring house has been done, including pointing brick walls and is working. In addition, the roof insulation has been done.