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20 Minute Glass Doors

20 Minute Positive/Negative Pressure - Glass Doors
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Opening Sizes
Minimum
Maximum
Singles
  

3/6 X 8/0

Singles   4/0 x 7/0
Pairs    Note: Pairs allowed with or without metal astragal.
  7/0 X 8/0
Allowable Species
Any standard species
Thickness
  1 3/4"  2 1/4"
Dimensions
Stile Face - cylinder lock
                - mortise lock
 5"
6" 		 
Top Rail Face
 5"  
Bottom Rail Face
 10"  
Lock Rail Width Face
 6 1/2"  
Mullion Width Face
 3"  
Cross Rail Face
 3"  
Muntin
 1"  
Lites
Number of Lites (True Divided Lite)  
18 lites

Single Lite Size - Wire Glass
                             - Ceramic

  
1296 sq. ins.
1503 sq. ins.
NOTE - Glass will have a black PVC edge under the lite bead
Hardware                (must be rated)
Cylinder Locks
5" min. stile face
Mortise Locks
6" min. stile face
Minimum Latch Throw
1/2" singles/ 3/4" pairs
Dead Bolts
6" min. stile face
Automatic Flush Bolts
5" min. stile face
Manual Flush Bolts - standard and extension
6" min. stile face
Surface Vertical Rods
 
 
Rim Exit Device
 
 
Auto Door Bottom
 
Label type only
Wire Raceway
 
3/8" X 3/8"

UBC 7-2 1997 Positive Pressure Doors
(smoke & draft control)

All of the above specifications are allowed, however we must be notified if the doors will be used in a positive pressure application.

NOTE: Positive pressure doors must be installed in strict compliance to Harring Doors installation instructions for 20 minute positive pressure doors. All doors were tested under the Warnock Hersey Label.