Wood core type (Lead Lined), Swinging Flush Fire Door for installation in single swing and standard pairs for 20 minute locations (with hose stream).
Limitations:
Preassembled, Concealed or Invisible Hinges, Mortise or Cylindrical latches with maximum 2-3/4" backset/deadbolts/Card Locks**/mortise or rim type fire exit hardware/Flush bolts - Automatic or Manual, Maximum 30 " extension/Surface Mounted vertical rod fire exit hardware/Surface mounted protection plates up to 42" high/Metal edge guards/Vision panel - maximum 100 sq.in./Viewer/Electric Raceway/Surface mounted or Concealed arm closers/Surface mounted or Mortised automatic door bottoms. Metal edges and astragal wiht lead insert required on pairs.
**See Machining Information section under locks and latches for additional approvals.
| Maximum Size of Openings: |
Single Swing: 4’0” x 8’0” high
Pairs: 8’0” x 8’0” high |
