Fire Exit Door Threshold

An applied force not to exceed 15 pounds will cause the door latch to release.

Fire exit door threshold. When installed in exit doorways exit doors shall be capable of opening at least 90 degrees and shall be mounted so that the clear width of the exitway is no less than 32 inches. The signage will need mandatory fire exit signs that are illuminated. This standard regulates the installation and maintenance of assemblies and devices used to protect openings in walls floors and ceilings against the spread of fire and smoke within into or out of buildings. The ul 1784 test standard states in order to obtain information on the extent of air leakage at the ungasketed bottom gap of a test sample an artificial seal may be applied to the bottom 6 inches 152 4 mm of the test sample.

This door has a simple flush design and is mill primed and ready to paint once cleaned. Every required exit doorway shall be of a size that permits the installation of a door not less than 3 feet in width and not less than 6 feet 8 inches high. The final fire exit door must lead to a place of safety. A fire rated door must be hung on ball bearing type hinges made from steel or another non ferrous metal.

37 in x 4 625 in wood door threshold install with screws item 130223 model 45837oaksl. Door hardware must be fire listed and comply with the national fire protection association s nfpa80 standard for fire doors and fire windows hinges. There are specific requirements for electronically controlled egress doors. Doors up to 4 0 wide and 8 0 tall can use standard weight 134 thickness.

1 1 1 with the exception of fabric fire safety curtain assemblies this standard addresses assemblies that have. Thresholds are rarely mandated by the codes and standards for fire doors or smoke doors but when they are used in these applications thresholds must be listed to ul 10c or nfpa 252. 1910 36 f the capacity of an exit route must be adequate. The door that connects any room to an exit route must swing out in the direction of exit travel if the room is designed to be occupied by more than 50 people or if the room is a high hazard area i e contains contents that are likely to burn with extreme rapidity or explode.

A 1 1 see annex k for general information about fire doors. The l i f industries inc. It must have a self closing mechanism so that the door will shut behind people evacuating in order to contain the fire and smoke. Jw features a 90 minute fire rating to help provide a margin of safety in case of emergency.