Polyurethane Thermal Doors, Model 3216 - R-Value: 14.3*

• Foamed-in-place polyurethane core permanently bonds the 26 gauge face and back steel to form a rigid homogeneous section
  
  
• 2” thick sections are thermally broken to eliminate convection
  
  
• Tongue and groove meeting rails with joint gasketing provide superior joint strength and prevent air infiltration
  
  
• Concealed hinge attachment plates run the full height of sections for superior strength
  
  
• Rigid exterior end stiles are finish painted white
  
  
• Glass is available in 7/16” insulated or 1/4” tempered glass
  
  
• Glass is easily replaced or substituted by removing molded frames
  
  
• Exhaust port is optional for bottom section
  
  
• Track options include 2” or 3” bracket or clip angle mount and designed to accommodate virtually any headroom design requirements.
  
  
• Heavy duty hardware may be specified with 11 or 14 gauge hinges and 10 ball rollers
  
  
• Bottom U-shaped astragal is standard
  
  
• Increased windload requirements may be specified
  
  
• Available in finish coat colors of white, brown, sandstone and almond