CHI Overhead Doors – Model 3285

Commercial Garage Door: Micro-Grooved. Polystyrene Sandwich Doors. R-Value: 10.29

R-Value: 10.29

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  • 26 gauge face and 27 gauge back steel are mechanically locked and bonded to a CFC free polystyrene core with urethane adhesive for maximum structural integrity
  • Tongue and groove meeting rails provide superior joint strength and weather resistance
  • 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 1/8” float, 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, almond, sandstone or brown