residential project in Montreal, the project consist of adding another floor to a new growing family, The house originally made in the 1950s has a somewhat prarie style architecture probably influenced by the Frank Lloyd Wright at the time. The main concept is permeability, create a new inetrior architecture that is in direct connection with the exterior. The exterior architecture is a result of the interior function... The upper level shall be mainly be composed of a wood exterior finish to lighten the weight on the structure and to still feel the signature of the original brick.