20’x40’ FREE North facing house design is given in this 2D Autocad drawing file. The total built-up area of the plan is 800sqft. In this ground floor plan master bedroom with attached toilet, living room, kitchen, dining room, puja, and the lobby is available and on the first-floor master bedroom with attached toilet, living room, lobby, and balcony is available.download this 2D Autocad drawing file.