Door

Door is an opening on walls that acts as a panel barrier which provides access and exit to building and building and between areas within the building or as a screen used to seal an opening into a building or between rooms within a building.

Panel Door

Definition

  • Panel door consists of stiles and rails that are from the framework into which panels are inserted.
  • Panels may be solid wood, plywood, particleboard, louvred or have glass inserted.
  • Mullions are used to divide the door into any number of panels.

Details

Single panel door

The frame of single panel door comprises of two stiles(vertical), a top and bottom rail (horizontal). All of them are of same thickness.

Double panel door

This door consists  of additional middle rail or stile that divides the frame into two parts.

Door with three panels

This door consists of three wooden panels which include two middle rails or stiles

Door with six panels

Such door consists of six wooden panels including three middle stiles and four middle rails dividing the frame into six parts of same thickness.

Components of panel door

Installation

How they make a panel door ?

Advantages and Disadvantages

Advantages

  • Panel doors are hard and strong so they are used as exterior doors.
  • They are more elegance and natural beauty.
  • They can be made to any design as architect requirement.
  • They can be made easily in any shape.
  • They also hold up better in the everyday use.
  • It is very difficult to accidentally punch a hole in a panel door.
  • They also typically require less maintenance.
  • They are weather proof as compare to other doors.
  • They can be finish with paint or polish as per requirement.

Disadvantages

  • Solid panel doors are costly.
  • They need more daily cleaning as dust retain more on the door as compare to flush door.

Match the terms below

  • Mullion
    divide the door into any number of panels
  • Stile
    vertical members of the frame
  • Rails
    horizontal members of the frame

Flush Door

Definition

  • A flush door is a completely smooth door, having plywood or Medium Density Fiberboard fixed over timber frame which is comparatively light.
  • The hollow core so obtained is often filled with a cardboard core material.
  • The frames for such doors can be made out of wood, steel etc, which can hold its weight. The doors are usually hinged along one side to allow the door to open in one direction only.

Details

Types of flush door:

  • Solid core flush door - made with a core of timber strips glued together with plywood facings both sides glued to the solid core.
  • Skeleton core - made with a core of small section timbers.
  • Cellular core - made with a cellular core in a light softwood frame covered with plywood /hardboard facings glued to the frame.

Cellular Core Flush Door

Solid Core Flush Door

Different types of flush doors

Installation

Advantages and Disadvantages

Advantages

  • Simple design and are less expensive.
  • Come in attractive colors and have rich and warm appearance.
  • More durable.
  • Can’t split, peel or rot, and don’t require periodic refinishing.
  • Resistant to stains, scratches and crash.
  •  Easy to clean.

Disadvantages

Flush door are manufactured in factory so exact size should be provided before building the door otherwise it will be very hard to redo the size.

Labels the door correctly

  • Skeleton timber
  • Solid laminated
  • Cellular core
  • Solid particle board

Revolving Door

Definition

  • A revolving door normally has four wings/leaves that hang on a center shaft and rotate one way about a vertical axis within a round enclosure. The central shaft is fitted with ball bearing arrangement at the bottom, which allow the shutters to move without any jerk and making noise.
  • The radiating shutter may be fully paneled, fully glazed or partly glazed. The glass doors allow people to see and anticipate each other while walking through. Vertical rubber piece are provided at the rubbing end of the shutter to preven drought of air.
  • The door close automatically when not in use.

Details

How it works ?

Advantages and disadvantages

Advantages

  • Save money
  • Valuable heat is not lost and any air conditioning bslance is maintained.
  • Easy to use if carrying bags or other objects.
  •  People can walk out of and into to the building at the same time

Disadvantages

  •  If there's an emergency, it's harder to get out fast
  • Revolving doors require regular maintenance to ensure intended and safe operations

True/False statement

  • It is hard to carry bags or object using revolving door.
  • People can walk out of and into to the building at the same time
  • Does not require regular maintenance to ensure intended and safe operations
  • If there's an emergency, it's harder to get out fast