Exit Stair – Fire Rating (≤ 3 stories)

OPENING PROTECTIVES for > 3 stories Exit Stair (NFPA 101 Table 8.3.4.2).

(Applicable to all occupancy type except one and two family dwelling)

COMPONENT
WALLS AND PARTITIONS
FIRE DOOR ASSEMBLIES
DOOR VISION PANEL MAXIMUM SIZE
FIRE WINDOW ASSEMBLIES
Staircase and Vertical Shafts 1-hr 1-hr Maximum size tested W-60

The Exit Separation shall have not less than a 1-hour fire resistance rating where the exit connects three stories or less, NFPA 101 – 7.1.3.2.1 (1)


Notes:

  • Refer also to complete listing of Opening Protectives.
  • Code Reference used is NFPA-101 2012 edition unless otherwise noted.
  • These information is not complete and intended to be used as quick references only, always refer to NFPA or your local codes for complete information.
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NFPA References

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