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  • A Feature of Design Using Passive Fire Protection Consisting of a Wall Rated to Prevent the Spread of Fire and Smoke
  • Usually they are designated by the amount of time they will do so for

Notes by Marcin

  • Gypsum + plywood is accepted, above or below gypsum [1]

Notes by User: Eric

  • From the small amount i have seen in the Field so far (i haven't been to that many sites yet) it has typically been accomplished by Drywall
  • They basically "stacked" sheets depending on the rating needed.
  • One also has to seal any Wall Penetrations with proper Firestopping Material

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