Introduction to doors

1. Unit 1

2. A door may be
defined as “an
openable barrier
secured in a wall
opening”.

3.  Provides means of access into
buildings from exterior and
passage between interior
spaces.
 Protection from weather.
 Accomodate moving of any
furnishings and human
access.
 Privacy, security, light and
ventilation

4. The number should be kept
as minimum.
It should preferably be located
at the corner of the room,
nearly 20 cm from corner.
It should preferably be located at the
corner of the room, nearly 20 cm from
corner.

5.  Frame : Assembly of horizontal and vertical members,
forming an enclosure, to which shutters are fixed.
 Shutters : Openable parts of a door.
 Head : Top horizontal part of a frame.
 Style/Stile : Vertical outside member of the shutter of a
door.
 Top rail : Top most horizontal member of a shutter.
 Lock rail : Middle horizontal member of a door shutter,
to which locking arrangement is fixed.
 Bottom rail : Lowermost horizontal member of a
shutter.
 Panel : Area of shutter enclosed between adjacent rails.
 Mullion : Vertical member of a frame employed to sub-
divide a door vertically.
 Holdfast : Mild steel flats bent to fix/hold frame to the
opening.
 Jamb : Vertical wall face of an opening which supports
the frame.
 Rebate : Recess made inside door frame to receive
shutter.
Parts of a door

7. Types of door frames
Typical detail of timber door frame
Typical detail of single angle steel frame
Typical detail of channel section steel frame
Fixing detail of hinge to
jamb and shutter
Door hinge

8. Sizes of doors (According to Indian Standards)
Doors of Residential buildings
 External door : 1.0 m x 2.1 m to 1.1 m x 2.1 m
 Internal door : 0.9 m x 2.1m to 1 m x 2.1 m
 Doors for Bathrooms & WCs : 0.7 m x 2.1 m to 0.8 m x 2.1 m
 Garages : 2.25 m x 2.25 m to 2.25 m x 2.40 m
Public buildings such as schools, hospitals, libraries etc
 1.2 m x 2.1 m
 1.2 m x 2.1 m
 1.2 m x 2.25 m
Thickness of shutters can be 20,25 or 30 mm depending upon size

9. Types of doors
Doors can be classified into the following types :
 Arrangement of different components of the door.
 Method of construction.
 Nature of working operations.
 Type of materials used.
Arrangement of different components of the door :
 Battened & ledged doors
 Battened, ledged & braced doors
 Battened, ledged & framed doors
 Battened, ledged, braced & framed doors
Method of construction :
 Framed & paneled doors
 Glazed or sash doors
 Flush doors
 Louvered doors
 Wire-gauged doors
Nature of working operations :
 Revolving doors
 Sliding doors
 Swing doors
 Collapsible steel doors
 Rolling steel shutter doors
 Pivoted doors
Type of materials used :
 Timber
 Mild steel sheet doors
 Corrugated steel sheet doors
 Hollow metal doors
 Metal covered plywood doors

10. Types of doors
Battened &
ledged door
Battened, ledged
& braced door
Battened, ledged &
framed door
Battened, ledged,
braced & framed door

11. Types of doors
Paneled door Parts of a paneled door

12. Types of doors
Glazed & partially glazed doors

13. Types of doors
Solid core flush door Cellular Core Flush Doors Hollow Core Flush Door

14. Types of doors
Louvered door

15. Wire gauged doors
Types of doors

16. Types of doors
Revolving door
Plan of revolving door

17. Types of doors
Sliding door
Plans of different types of sliding doors

18. Folded door
Types of doors
Arrangement of different types of folded doors

19. Swing Door
Types of doors
Plan of single shutter swing door

20. FLUSH DOOR –
LAMINATED CORE
Types of doors

21. FLUSH DOOR
Types of doors

22. FLUSH DOOR- SOLID CORE
Types of doors

23. FLUSH DOOR
Types of doors

24. FLUSH DOOR

25. CELLULAR CORE FLUSH DOOR

26. PANELLED
DOOR
Types of doors

27. B
A
DOORS
SIX PANELLED DOUBLE
LEAFED DOOR

29. PARTIALLY GLAZED
PARTIALLY
PANELLED DOOR
Types of doors

30. DOORS
PARTIALLY PANELLED PARTIALLY GLAZED DOUBLE LEAFED DOOR

31. DOORS
ASSEMBLY OF MEMBERS

32. BATTENED AND
LEDGED DOOR

35. Battened, Ledged and Braced door
Battens : 100-
150 mm wide &
20-30 mm thick
Ledges : 100-
200 mm thick
& 25-30 mm
Thick
Braces: 100-
150 mm wide &
25-30 mm thick

36. Battened, Ledged and Braced door
• Normally constructed using a Z-shaped frame with tongue-and-groove interlocking boards attached
they can be quite heavy in weight but this can depend on the thickness of boards used.
• Due to their construction they are normally very strong and hardwearing and can also be planed and
shaped to fit pretty much any door way.
• Such doors are used for wider openings.
• The braces incline down towards the hinged side.

37. Battened, Ledged, Braced and Framed Door
• The framework consists of vertical styles, three ledges
and two inclined braces.
• The braces are normally housed into the rails at about
40 mm from the styles.
• The thickness of the styles and top rail is same which is
equal to the thickness of braces and battens.
• This type is suitable for external door and door
subjected to rough handling.

38. Louvered Door
insid
e
outside

39. Louvered Door