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Fiberglass Windows

Crafted from patented Duracast® fiberglass composite, Pella® Impervia® fiberglass windows are a cost-friendly, low-maintenance alternative to wood replacement windows. Available in a variety of colors, they defend against summertime warping and winter weather.

At Pella of Bloomington, IN, we have found that Pella Impervia windows are a fitting choice for homeowners who want the warm look of a painted wood window with the superior reliability and impressive energy efficiency that come with a fiberglass window. Supported by our industry-leading warranty, Pella Impervia replacement windows require almost no maintenance, offering exceptional beauty and performance season after season.

Pella® Impervia® Series

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

Look into fiberglass windows at your closest Pella of Bloomington, IN showroom or get a free quote for your project today.