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Replacement Windows, Exterior Therapy, IL

Professional replacement window installation of quality vinyl replacement windows and patio doors that can be customized to your home and style.  Make your home more energy efficient and increase the value of your home. At Exterior Therapy were not just roofers were your complete home improvement contractor. Call us today 618 670-7184 for a FREE price quote.

Replacement windows can transform the look, comfort, and sound of your home while make it more energy efficient.

  • ​Increase the value of your home
  • Your home will be more energy efficient
  • Reduce outside noise

Types of Replacement Windows

We offer a large selection of vinyl replacement window styles and patio sliders that can be customized by color, wood grain, grid patterns, hardware and glass type.

  • Double Hung Windows (Most Popular)
  • Single Hung Windows
  • Slider Windows
  • Casement Windows
  • Awning Windows
  • Bay or Windows
  • Bow Windows
  • Picture Windows
  • Patio Doors
  • Geometric Shape Windows
  • Garden Windows

​Customize your replacement windows with a large selection of window styles, wood grain options grid patterns and even colors.