Basic definition of certain terms of doors.

Frame:

A group of members assembled and placed along the top, bottom and sides of an opening so as to form an enclosure and a support for the door assembly.

Sill:

The horizontal member forming the bottom of the frame.

Shutter:

Planks, panelled or otherwise, which fit in the frame.

Style:

Upright or vertical outside members of a shutter a frame work.

Top Rail:

The top most horizontal member of a shutter or framework.

Lock Rail:

Middle horizontal member of a shutter or framework wherein lock and bolt are fixed.

Bottom Rail:

The lower most horizontal member of a shutter or framework.

Mullion:

The vertical member running through a shutter or a frame.

Jamb:

Vertical face of a window or door opening which supports the frame.
Reveal:

External jamb of a door or window openings at right angles to the fa....

Frame:

A group of members assembled and placed along the top, bottom and sides of an opening so as to form an enclosure and a support for the door assembly.

Sill:

The horizontal member forming the bottom of the frame.

Shutter:

Planks, panelled or otherwise, which fit in the frame.

Style:

Upright or vertical outside members of a shutter a frame work.

Top Rail:

The top most horizontal member of a shutter or framework.

Lock Rail:

Middle horizontal member of a shutter or framework wherein lock and bolt are fixed.

Bottom Rail:

The lower most horizontal member of a shutter or framework.

Mullion:

The vertical member running through a shutter or a frame.

Jamb:

Vertical face of a window or door opening which supports the frame.
Reveal:

External jamb of a door or window openings at right angles to the face of the wall.

Sash Bar:

Light weight units of a frame which carry the glass within a window or a door frame.

Sash door:

Door where upper part is glazed.

Panel:

The area included between the rails.

Hanging or Hinged Style:

The styles of a door, which is hung on one side.

Cross Rail:

Additional horizontal member connecting the two styles of a shutter or framework.

Transom:

Horizontal dividing member in a window or door frame.

Threshold:

Wooden fixture fixed to the floor under a door frame, thus enabling the door to be cut short enough to clear floor coverings on the inside.

Rebate:

Depression cut in the frame to receive the door.

Louver:

An inclined piece of wood fixed in a framework.