Fiberglass Windows by Pella

View our Fiberglass Window options for your home:

Impervia Series® by Pella® - Fiberglass Windows

Impervia Series® by Pella®

Styles: Double-Hung, Single-Hung, Casement, Awning, Sliding


  • Duracast® Fiberglass: strongest material available for windows, withstands intense temperatures, resists warping and brittleness.
  • Powder-coat finish with the look of painted wood.
  • Pella InViewTM screens let in 14% more light and are 8% more open for improved airflow.
  • Low-maintenance
  • Energy Star & Foam insulation options available.

Impervia Series® Brochure >

Window Accessories

Pre-finished Window Trim for Pella Windows

Pre-finished Window Trim for Pella Windows

Our custom trim solutions actually save you money and dramatically decrease the install time. By buying these pre-finished trim packages you are getting factory finished results that far exceed on-site finishing. Also, there is no stain smell for days and less clean-up because less finish carpentry. It’s a win-win… save money and better results.

Pre-Finished Window Trim for Pella Windows >

Pella Certified Contractor - Buresh Home Solutions