Morning of Vector window installation
Isolated shot of Advantage Semi-Circle Special Shaped window

Advantage Special Shaped Windows

Advantage special shaped windows give any home a custom look. At Vector, we can design specialty windows to your exact specifications. Use any of our non-standard shapes as single units, or combine them with any of our standard window systems.
Curved extension jambExtension Jambs & Casing Optional extension jambs and casings help you customize any home. We can provide extension jambs and casing to match even arched or other special window shapes.


  • 2-11/16" Thick Main Frame
  • Fusion-Welded Main Frame & Sash
  • 3/4" Warm-Edge Insulated Glass
  • Full-Perimeter Integrated Nail Fin
  • LoE and Argon


  • Extension Jambs
Extension Jambs color pallet swatches
  • Receiver
    • 3/4"
    • 5/8"
  • Custom Sizing
  • Replacement Option (Retro)
  • Grids Between Glass
    • Flat Grids
      • Colonial
      • 1" Wide Horizontal
      • Prairie
      • Heritage
      • Valance
      • 1" Wide Vertical

Available Finishes Available finish colors


Glass Options

  • Clear
  • LoE 272
  • LoE 366
  • Dual Pane
  • Tempered Glazing
  • Obscure Glazing
  • Bronze Tint
  • Gray Tint
  • Solar Cool Bronze Tint
  • Solar Cool Gray Tint
  • Rain
  • STC (Sound Transmittance Glass)
  Advantage Special Shapes Profile Measurements table       Illustrated examples of some custom window shapes available to order