Details of doors windows and ventilators

Doors, Windows and Ventilators * The function of a door is to give access to a building or a part of it or deny access whenever necessary. Windows ensure light and ventilation. The main idea behind providing ventilation is to allow hot air to escape. * Doors should be provided in the corner of the room to ensure least circulation area The window area should be 15 to 20 per cent of the floor area. Another guideline is for every 30 m3 internal volume, there should be at least 1 m2 of window opening. The windows are located at 0.75 to 0.90 m from floor level. However, for bathrooms they may be at a height 2.0 m. They should be positioned so as to ensure good cross ventilation. To get diffused light location of windows is preferred on the northern side of rooms. • Ventilators are preferably located on the underside of top floor/roof. • Wood is a common material used for doors, windows and ventilations. Plywood is preferred for internal doors. R.C.C frames are also preferred. For shutters g...