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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 Plattsburgh, 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 top-notch durability and notable energy efficiency that are a part of a fiberglass window. Covered by our industry-leading warranty, Pella Impervia replacement windows demand little to no maintenance, ensuring remarkable beauty and performance for years to come.

Pella® Impervia® Series

  • Created from Duracast®—the strongest, most durable material available in windows
  • Excellent 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

Look into fiberglass windows at your local Pella of Plattsburgh showroom or request a free quote for your project today.