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Functions of door and window; battened door elevation

Short answer

Doors give entry/exit, privacy, security, control light/air/sound, protect against weather, allow furniture movement and fire escape. Windows admit daylight, fresh air, view, remove stale air, enhance appearance. Battened door elevation shows vertical tongued-and-grooved battens held by horizontal ledges on back within a frame. Glazed window elevation shows wooden frame with two hinged sashes each having stiles, rails, glazing bars holding glass panes with putty.

What are the functions of door and window? Draw elevation of battened door and glazed window having wooden members.

Functions of doors and windows

Door:

  • Gives entry and exit and connects rooms.
  • Provides privacy and security.
  • Controls light, air and sound, and protects against weather.
  • Allows movement of furniture and goods, and escape in a fire.

Window:

  • Admits daylight and fresh air (natural ventilation).
  • Gives a view of the outside.
  • Helps remove hot, stale air.
  • Adds to the architectural appearance.

Elevation of a battened door

A battened door has vertical boards (battens, 100-150 mm wide, 20-30 mm thick), tongued and grooved, and held together by two or three horizontal ledges nailed or screwed on the back, with the frame around it.

   +----------------------+  <- head
   ||||||||||||||||||||||||
   ||||||||||||||||||||||||
   |======================|  <- top ledge (on back)
   ||||||||||||||||||||||||
   ||||||||||||||||||||||||
   |======================|  <- middle ledge
   ||||||||||||||||||||||||
   |======================|  <- bottom ledge
   +----------------------+
   <- battens (vertical) ->

Elevation of a glazed window (wooden)

A wooden frame with two glazed sashes hinged to the posts. Each sash has stiles, a top rail, a bottom rail and glazing bars holding the glass panes with putty or beading.

   +-------------------------+  <- head
   |+----------+ +----------+|
   ||  glass   | |  glass   ||
   ||----------| |----------||  <- glazing bar
   ||  glass   | |  glass   ||
   |+----------+ +----------+|
   +-------------------------+  <- sill (sloped)
    <- sash ->     <- sash ->

✓ Answer checked by Claude Opus 5.5 (high effort)

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