2500 Casement Features

• 2500/5500/6500 Casement  PDF Word
• 2500/5500/6500 Door  PDF Word
• 2500/5500/6500 Projected  PDF Word

Bronze, Glavanized, Stainless, and Cor-Ten Steel Casement Windows

  • Thermal break for high insulating performance
  • Integrated system complete with sections, fittings and gaskets/seals for designing and making the largest types of thermal break window and door frames
  • Very slender visible section of just 46 mm for the side jamb and 62 mm for the meeting stile of double windows or doors
  • Slender yet structurally solid sections make for increasingly elegant and bright frames, curtain walls and façades
  • Maximum design freedom thanks to the possibility of making frames with superior materials: Galvanized steel, Stainless steel, Cor-Ten steel, Bronzofinestra, pre-painted to required color, powder coated
  • Absolute certainty of project duration and low maintenance costs
  • Possibility of making regularly-shaped arches and to customer template
  • Accommodates thin sight line look for historical applications high performance in terms of energy saving and sound insulation



  • Custom colors
  • Custom hardware
  • Limited operation stops
  • Steel brake metal and trim
  • Screens


Download more detailed information on our bronze, glavanized, stainless and cor-ten steel casement windows.

 • In-swing Casement  PDF Word
 • Out-swing Casement  PDF Word


Other steel casement windows available from Optimum Window:

*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.