Fiberglass Windows

Crafted 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 summer and defend against winter weather, and are available in an array of color options to complement your taste.

At Pella of Fall River, we have learned that Pella Impervia windows are a great choice for homeowners who want the impressive look of a painted wood window with the superior dependability and excellent energy efficiency that are inherent to a fiberglass window. Backed by our industry-leading warranty, Pella Impervia replacement windows require little to no maintenance, offering remarkable beauty and performance for years to come.

Pella® Impervia® Series

  • Constructed from Duracast®—the strongest, most durable material you can have in windows
  • Excellent performance
  • The stunning 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

Take a closer look at fiberglass windows at your local Pella showroom or click below to schedule a complimentary, in-home consultation and discover the windows that are right for your style.



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