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Frame Overview
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Frame Fire Rated Guidelines

Complete your opening with one of
Woodtech's fire rated frames

With a Woodtech frame, your opening can be rated up to 90-minutes under the Warnock Hersey/Intertek Testing labeling service. Relites are available up to 20-minutes. All frames are available for use in neutral or positive pressure applications.
20M Rated Frames - Neutral or Positive Pressure   20M Rated Relites - Neutral Pressure
   
Parameters Minimum  Maximum   Parameters Minimum  Maximum
 
Frame Width: -- 4'0"   Frame Width: -- 4'0"
Paired Opening Width: -- 8'0"   Frame Height: -- 8'0"
Frame Height: -- 9'0"   Assembly Size (Includes door frame, sidelite and/or transom) -- 8'6" x 9'0"
Frame Thickness: 3/4" --    
Wall Size: 3-3/4" --    
Applied Stop Size: 1/2" x 1-3/8" --   Frame Thickness: 3/4" --
Rabbet Width: 1-15/16" --   Wall Size: 4-11/16" --
          Lite Size:   54" in any one direction, not to
exceed 1296 sq. inches.
          Applied Stop Size: 1/2" x 1" --
Casing Size: 1/2" x 1-3/8" --   Casing Size: 1/2" x 1-3/8" --
Warranty: Lifetime Interior   Warranty: Lifetime Interior
   
*The minimum frame thickness is 1" if pivots are used.   *All lites must be listed for use in fire rated applications.
45M Rated Frames - Neutral Pressure   20M Rated Relites - Positive Pressure
Parameters Minimum  Maximum   Parameters Minimum  Maximum
 
Frame Width: -- 4'0"   Frame Width: -- 26-3/4"
Paired Opening Width: -- 6'6"   Frame Height: -- 75-1/2"
Frame Height: -- 8'0"   Area:   -- 2,020"
Frame Thickness: 7/8" --   Frame Thickness: 3/4" --
Wall Size: 4-3/4" --   Wall Size: 3-3/4" --
Applied Stop Size: 5/8" x 1-1/2" --   Applied Stop Size: 11/16" x 1/2" --
Rabbet Width: 1-15/16" --   Casing Size: 1/2" x 1-3/8" --
Kerf:   Not Allowed   Warranty: Lifetime Interior
Casing Size: 1/2" x 1-3/8" --    
Warranty: 2 years, Interior Only   *All lites must be listed for use in positive pressure applications .
       
                 
60M/90M Rated Frames - Positive Pressure        
         
Parameters Minimum  Maximum        
 
Frame Width: -- 4'0"        
Paired Opening Width: -- 8'0"        
Frame Height: -- 8'0"        
Frame Thickness: 1" --        
Wall Size: 4-7/8" --        
Applied Stop Size: 5/8" x 1" --        
Rabbet Width: 1-7/8" --        
Kerf:   Not Allowed        
Casing Size: 3/4" x 1-1/2" --        
Warranty: 2 years, Interior Only          
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