Labeled fire doors control the spread of fire and smoke for up to 3 hours.
Detail fire door components.
Fire doors can be installed face of wall or between jambs on an interior or exterior wall.
Closing force test heat test cold test air infiltration test.
Included in that standard are.
Automatic closing devices or objects ball bearing hinges gas seals positive latching mechanisms smoke seals.
Metal fire doors are an economical alternative to wood fire doors when more than a 20 minute rating is required.
Architectural resources and product information for fire doors including cad drawings specs bim 3d models brochures and more free to download.
Door components and door types regardless of whether the specified doors are wood or metal the following components and door types are available.
20 45 60 90 minute or 3 hour label.
However the details and method of construction vary depending on the door and frame materials.
Backbend return face stop soffit rabbet throat.
The door itself is usually made from a solid timber frame but they can sometimes be covered again in fire resistant glass.
This glass should be able to withstand exposure to the heat condition in a fire test for at least 60 minutes before it reaches a temperature high enough to soften it.
Steel is the sole door material to deliver a 3 hour fire rating.
Protection association for fire doors and fire windows nfpa 80 and the door components installation instructions.
Terminology used in describing these frames follows as closely as possible the american national standard for nomenclature for steel doors and steel door frames ansi a250 7.
Acceptable wall types include masonry structural steel jambs and drywall construction with structural steel or wood studs.