The 640 and 641 model doors are ideal for openings requiring a counter type fire rated door.
Detail fire door components.
Architectural resources and product information for fire doors including cad drawings specs bim 3d models brochures and more free to download.
Included in that standard are.
However the details and method of construction vary depending on the door and frame materials.
Door components and door types regardless of whether the specified doors are wood or metal the following components and door types are available.
Automatic closing devices or objects ball bearing hinges gas seals positive latching mechanisms smoke seals.
Backbend return face stop soffit rabbet throat.
Fire doors can be installed face of wall or between jambs on an interior or exterior wall.
20 45 60 90 minute or 3 hour label.
Fire rated counter door model 640 primted galvanized steel and model 641 fire rated counter doors feature 22 gauge steel and are ideal for applications where safety is as important as style.
Metal fire doors are an economical alternative to wood fire doors when more than a 20 minute rating is required.
Steel is the sole door material to deliver a 3 hour fire rating.
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.
Protection association for fire doors and fire windows nfpa 80 and the door components installation instructions.
Labeled fire doors control the spread of fire and smoke for up to 3 hours.
Acceptable wall types include masonry structural steel jambs and drywall construction with structural steel or wood studs.
The door itself is usually made from a solid timber frame but they can sometimes be covered again in fire resistant glass.