A window built parallel to the sloping surface of the inclined roof is known as:
Answers
Windows
A window is defined as an opening made in wall for the purpose of providing day light, vision and ventilation. The construction of window is identical so that of door. Window consists of a window frame and shutter. The frame consists of two vertical members called jambs, one flat member connecting the jambs at top, known as head and another flat member connecting the jambs at their feet, known as sill. The shutter can be fully glazed and paneled type.
Types of Windows Used in Building Construction
Fixed Windows
In this type of window the glass pane or the glazed shutter is permanently fixed in the opening of the wall. This type of window is used in situation where light or vision alone is needed as on ventilation is possible through fixed windows.
2. Pivoted Windows
In this type of window the shutter is capable of rotating about a pivot fixed to window frame. The window frame has no rebate. The shutter can rotate horizontally or vertically depending upon the position of pivot.
3. Double Hung Window
This type of window consists of a pair of shutters arranged one above the other which can slide vertically within the grooves provided in the frame. A pair of metal weights connected by cord or chain passing over pulleys in provided for each shutter. By this arrangement the window can be opened at top or bottom to desired extent by pulling the metal weights suitably. Thus in this type of window it is possible to have controlled ventilation. In addition the shutter can also be cleaned easily.
4. Sliding Window
In this type of window the shutter move an roller bearing and can slide either horizontally or vertically.
5. Casement Window
Windows where shutters open like doors are called casement windows. Similar to doors, this type of window has frame and shutter composed of stiles, top rails, bottom rails, vertical and horizontal sash bars with glass panes. Depending upon the design, the frame of a casement window can also have additional vertical and horizontal members known as mullion and transome respectively.
6. Sash or Glazed Window
In this case the window shutter consists of two vertical stiles, top rail and a bottom rail.
7. Louvered or Venetianed window
In this type of window the stiles of shutter are grooved to receive a series of louvers which may be of glass or wood. The louvers are set within the grooves in inclined position so that they slope downward to the outside in order to run off the rain water and obstruct the horizontal vision at the same time.
8. Metal Window
Use of metal window is getting increasingly popular these days. Windows made of metals, like mild steel, galvanised mild steel, aluminium, bronze, stainless steel etc., are recommended especially for public buildings like offices, hospitals, schools etc.
9. Bay Window
A window projecting outward from the walls of a room is termed as a bay window. Bay window may be square, rectangular or polygon in plan and it is introduced with a view to provide an increased area of opening for admittance of light and ventilation.
10. Clerestory Window
This type of window is used to achieve better ventilation and cooling effect in the living or main rooms of a building which have ceiling height greater than the surrounding rooms.
11. Corner Window
This type of window is essentially located in the corner of a room. By use of this window it is possible to ensure light and ventilation from two directions at right angles.
12. Dormer Window
It is vertical window built in the sloping side of a pitched roof. The window is provided to achieve proper ventilation and lighting of the enclosed space below the roof.
13. Gable Window
The window provided in the gable end of a pitched roof is known as gable window.
14. Sky Light
This type of fixed window provided on the sloping surface of a pitched roof, the window being parallel to the sloping surface.
15. Fan Light
The function of fan light is to ensure cross ventilation in the room even when the door is closed.
16. Ventilator
A ventilator may be defined as a narrow window of small height provided near the roof of a room for providing ventilation in the room.