Fiberglass Windows

Made from patented Duracast® fiberglass composite, Pella® Impervia® fiberglass windows are a budget-friendly, low-maintenance alternative to wood replacement windows. They protect from warping in the hotter days and shield your home from winter weather, and are carried in a variety of color options to accompany your home’s design.

At Pella of Bloomington, we have discovered that Pella Impervia windows are a fitting choice for homeowners who want the stunning look of a painted wood window with the superior dependability and excellent energy efficiency that come with a fiberglass window. Covered by our industry-leading warranty, Pella Impervia replacement windows demand almost no maintenance, resulting in striking beauty and performance year after year.

Pella® Impervia® Series

  • Created from Duracast®—the strongest, most durable material available in windows
  • Exceptional performance
  • The quality look of a painted wood window
  • ENERGY STAR®-rated options save energy
Available Styles
  • Awning
  • Casement
  • Double-Hung
  • Single-Hung
  • Sliding
  • Basement
  • Bay and Bow
Beautiful custom home features Pella fiberglass windows

Discover fiberglass windows at your local Pella showroom or click below to book a no-cost, in-home consultation and uncover the windows that meet the needs of your budget.



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