Aluminum Thermal Break Windows and Doors

680 TNT Features

• Metro Options  PDF Word
  • Tested in accordance with ANSI/AAMA 101-93 HC40
  • Test results vary, consult with our technical support staff to obtain test results on the product of interest
  • 2 5/8” exterior frame depth
  • Insulbar thermal break (polyamide 6.6 reinforced fiberglass)
  • EPDM weather-stripping
  • Extruded tubular vent and frame members are mitered, corner keyed joinery
  • Weep system
  • Uniform sight lines
  • Principal Extrusion Thickness 0.075”
  • Glazed with extended aluminum glazing beads
  • 1” glazing infill can be stacked vertically and/or horizontally
  • Standard colors bronze and white baked enamel


  • Custom colors
  • Custom hardware
  • Limited operation stops
  • Custom finishes
 • Details  PDF Word

*Optimum Window Mfg Corp. reserves the right to change and update information as necessary.  Information on our website, as well as in marketing brochures is intended for general reference only.  For current and up to date listing details as well as general product information, please call Optimum Window Mfg. Corp directly and speak to a representative.