The global concept of this house refurbishment is by simply adding plates to the necessary space, as at the pre-refurbishment house investigation produces some results / conclusions such as potential, and challenges in the home. One of the potentials of the house, which is a structure that has been prepared for 2 floors, so it can be used and minimize the cost of refurbishment to add a room on the 2nd floor, as well as some things that can still be used is columns and the 2nd floor plates of 33% of the total building area, its structure strategy is not adding a new foundation in the house this impacts on a typology of the 2nd floor in buildings that follow the structure.