Extension of two floors over existing ground floor bunglow is the basic requirement of the client. Each floor comprises of living, dining , kitchen and two bedrooms. Two floors are interlocked in such a way that dining room of first floor and living room of second floor get double height. 10 feet by 10 feet Terrace and 6 feet wide balcony is proposed for living of first and second floor respectively. As the plot is facing to west side, Balcony of second floor and absence of window on first floor protect living room from harsh sun. Pyramidal shape skylight with double glass is proposed on dining of second floor.