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Tunnel Doors

  • Superior ait mixing
  • Eliminates dead air spaces or hot spots
  • Skin on the inside of the door can be black to aid in toom darkening
  • Material and lobor cost savings by eliminating the dog house
  • Polyurethane foam injected panels are available with an R-7 or R-11 insulation value
  • Added safety of door dropping to the inside allowing ventalation in case of operator or winching failure
  • Very easy to operate
  • Quick and easy to install
  • Wide range of custom sizes
  • Offers added energy cost savings and durability


  • 2.5 lb. density polyurethane foam
  • .090 extruded aluminum frame
  • .019 smooth inner and outer skin available in flat black or white(fiberglass skin alsoavailable)
  • 1-1/8" epdm rubber P-seal
  • Aluminum extruded 1/8" wall hinge with a stainless 1/4" pin
  • Snap-on H-Channel meeting rail
  • Internal wood blocking for winching brackets