​Expanse Porch Windows

Expanse Porch Windows view from the inside Easily pulls down for ventilation
Retractable screen technology
Provides protection from bugs and other outside elements while enjoying top and bottom ventilation.

Innovative design
The dual sash panels are uniquely designed to optimize natural airflow and comfort.
Easy to operate, the retractable panels simply disappear when closed.

Do it yourself
Easy-to-order and easy-to-install. It's the perfect weekend DIY project.
Increase your property value with the addition of an Expanse™ porch.

Colors Available
Screen Upgrade Available
4-in-1 Screen: provides superior privacy, better insect protection, enhanced solar protection and improved strength.  Custom charges do apply.
Glass Upgrade Available

Upgrade your glass for more privacy, solar control and block up to 76% of harmful UV ray​s. Custom charges to apply to non-standard glass options*.


  • Overview

    ​Expanse offers several standard sizes, plus even more custom size options available to transform your porch with widths up to 72" and heights up to 96".
    Standard sizes (white only)
     44-1/2"W x 72"H    44-1/2"W x 84"H  
     56-1/2"W x 72"H  56-1/2"W x 84"H
     68-1/2"W x 72"H  68-1/2"W x 84"H

    Custom Sizes (White, Sandstone, Brown, Black)
    Rough opening widths from 24"W to 72"W
    Rough opening heights from 30"H to 96"H

  • Installation
  • Guides and Documents