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Door Categories

- Exterior
- Interior


Exterior Doors

- Weather resistance is an important criteria
- Solid entrance doors, doors with glass, screen doors, vehicular doors, revolving doors. Most common are swinging doors


Interior Doors

Passage of sound and fire are important criteria


Door Operations

-Swinging, bifold, accordion, sliding, overhead, coiling, pivoting, revolving


Door Classifications

- Doors for interior use can serve one or more of the following functions
- Control passage
- Provide visual privacy
- Provide sound privacy
- Provide security
- Provide fire & smoke resistance
- Provide light control
- Provide radiation shielding
- Serve a decorative function


Types of Doors

- Swinging Doors
- Slidig Dors
- Folding Doors
- Special Doors


Swing Doors

- Easy/convenient operation
- Simple installation
- Can be fire-rated
- Can accommodate many people
- Variations: hinged door, pivoted door, balanced door
- hinged, pivot, balaced, double acting


Sliding Doors

- Used when space is tight
- Poor choice for frequent use; awkward to open/close
- Cannot be used as exit doors
- Difficult to seal against light/sound
- pocket, bi-pass, surface


Folding Doors

- Used when space is tight
- Cannot be used as exit doors
- bi-fold, accordion


Special Doors

- For large opening
- cannot be used as exit doors
- expensive
- operable partition, overhead coiling, revolving


Fire- Rated Doors

A fire-door assembly is defined as a door assembly that has been tested by an independent laboratory to determine that it is capable of withstanding a measured temperature without failing for a specific length of time.
- Assembly consists of door, frame, and hardware used on door and frame
- Classification stated in hours or minutes
20-minute rated door in 1-hour rated corridor, ¾-hour rated door in 1-hour exit passageway or 1-hour partition, and 1-1/2-hour in 2-hour exit enclosure most common
- Rated assemblies must be labeled
- Permanent identifying mark attached to door/frame
- Must not be removed or painted over during in construction
- 48x96in dimension


Wood Doors

- Stile-and-rail doors
- Flush doors
- Solid core of wood blocks
- Composite materials
- Hollow core for interior uses in residential
- Louvered doors
- Sash doors
- Multiple glass panels, sim. To stile-and-rail doors
- Glass doors
- Single pane of glass


Hollow Metal Doors

- Light-gauge steel doors, called hollow metal doors, are most common type of metal door assemblies
- Aluminum, stainless steel, and bronze also used


Four Levels of Hollow Metal Doors

Level I – standard duty
Level II – heavy duty
Level III – extra heavy duty
Level IV – maximum duty


3 Models of Hollow Metal doors

Model 1 – full flush (visible seam)
Model 2 – seamless
Model 3 – stile & rail


Three Grades of Wood Doors

Three grades – premium, custom and economy, per AWI Standards


Steel Doors

- Flush doors with painted sheet steel are the most common type; louvered and sash (doors with glass lites) also common
- Steel doors come with hollow core for interior and solid core for exterior; rated doors have mineral cores
- Steel doors and frames are commonly manufactured and specified according to Steel Door Institute’s (standard steel doors) and Hollow Metal Manufacturer’s Standards (custom steel doors)


Steel Door- Frames

- Metal doors and most residential doors are usually hinged on hollow steel door frames
Wood and aluminum frames may be used
- Different types of anchors are available to mount to different frames
- With masonry they may be filled with cementitious grout to provide sound deadening and more tamper resistance


Glass Door

- Constructed primarily of glass, with fittings to hold pivots & hardware
- Components:
- ½ - ¾” tempered glass
- Pivot/hinge hardware
- Locking mechanism
- Floor closer, if used (sometimes, head closers are used)


Door Handing

the way a door swing
- Left hand
- Right hand
- Left hand Reverse
- Right Hand Reverse


Door Design and Detailing

- code Requirement
- frequency of use
- opening size
- ease of operation
- security
-Sound Privacy
- light control
- cost
- availability



Window and Door MAnufacturers Association



vertical wood framing pieces



horizontal framing members


3 Major parts of door assemblies

- head/jamb frame
- casing trim to cover the space btw the frame and the partition
- the stop