Fiberglass Windows

Created from patented Duracast® fiberglass composite, Pella® Impervia® fiberglass windows are a cost-friendly, low-maintenance alternative to wood replacement windows. They resist warping in the hotter days and shield your home from winter weather, and are offered in a variety of color types to match your taste.

At Pella of Raleigh, we have found that Pella Impervia windows are a great choice for homeowners who want the stunning look of a painted wood window with the top-notch durability and notable energy efficiency that come with a fiberglass window. Backed by our industry-leading warranty, Pella Impervia replacement windows demand little to no maintenance, ensuring remarkable beauty and performance year after year.

Pella® Impervia® Series

  • Constructed from Duracast®—the strongest, most durable material available 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

Look into fiberglass windows at your nearby Pella showroom or click below to book a complimentary, in-home consultation and uncover the windows that are right for your home.



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