ThermaStar Bow Vinyl Window 
by Pella Windows

ThermaStar Bow Vinyl Window
  • 4-9/16" and 6-9/16" jamb extensions are available
  • Available in White or Almond
  • Built To Perform
  • Easy To Install
  • Easy To Maintain
  • Energy Efficient
  • Factory-assembled for quality assurance and easy installation
  • Four-unit bows feature two fixed (cannot be opened) and two venting casement windows
Product Options and Materials
Available Glass Types
  • Bronze (With Low-E Insulating Glass With Argon)
  • Low-E
  • Low-E With Argon
  • Obscure And Tempered
  • Standard (Clear)

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