Metal Casement Windows – Hot Rolled Steel

HR4500 Projected Features

• Reliant Casement PDF Word
• Reliant Door PDF Word
• Reliant Projected PDF Word
  • Solid Hot-Rolled Steel window sections ANSI/AAMA 101-93 HC40
  • 1 1/2” exterior frame depth
  • EPDM weather-stripping
  • Mitered, welded frame and sash construction
  • Uniform sight lines
  • Glazed with snap-in aluminum glazing beads
  • 3/16” to 3/4” glazing infill
  • Standard Optimum Window colors (refer to OWM color chart)
  • Finish on standard colors baked polyester powder coat



  • RAL colors available as option
  • Non-metallic color matches are optional & available upon request
  • Custom hardware
  • Limited operation stops
  • Steel brake metal and trim
  • Screens


 • Project-In  PDF Word
 • Project-Out  PDF Word
 • Glazing Options – Exterior Glazing Instructions  PDF Word
 • Glazing Options – Exterior Reps  PDF Word
 • Glazing Options – Interior Glazing Instructions  PDF Word
 • Glazing Options – Interior Reps  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.