This house that is located in Fazel Naraghi street in Kashan was built in 1225 AH. by one of wellknown merchants of Kashan, Haj Mohammad Ibrahim. This unique building is one of the most interesting ones among old houses of Kashan. And concerning its architecture, internal decorations variety and number of spaces;this house is quite unique and incomparable with other houses in Kashan. There is a water reservoir in the western corner of the building which is higher than the ground level. There are some rooms around it which are erected in two floors. These rooms are among important parts of the edifice. Most rooms have ceilings with Yazdi Bandi decorations (a kind of decoration which is specific to Yazd) And halls are also decorated with colorful stucco-works and mirrors. Abbasian's house is also very remarkable and par excellence in architecture and its interior decoration are extremely delicate and beautiful,