The agency AHL architecture, located in Hanoi, usually favor rehabilitation projects and tube processing houses that shape the urban heritage of the capital of Vietnam. The architects propose here an interior design project of restoring air and light to the project. These houses located in the heart of Vietnamese cities, their settlements are due to the calculation of property tax that takes into account mainly the width of the street front. The rehabilitation offered by the AHL agency combines a desire to free spaces and volumes than the use of materials used in traditional architecture in Vietnam. The wood and bamboo are the most used materials in this restoration project. A patchwork of old wooden shutters including covers some walls and ceilings of the project. These materials offer a rustic yet delicate finish the project.