Fiberglass Windows

Made from patented Duracast® fiberglass composite, Pella® Impervia® fiberglass windows are a cost-effective, low-maintenance alternative to wood replacement windows. They prevent warping in the heat and shield your home from winter weather, and are carried in an array of color types to complement your taste.

At Pella of Annapolis, we have found that Pella Impervia windows are a great choice for homeowners who want the impressive look of a painted wood window with the top-notch dependability and impressive energy efficiency that come with a fiberglass window. Backed by our industry-leading warranty, Pella Impervia replacement windows need almost no maintenance, ensuring exceptional beauty and performance for years to come.

Pella® Impervia® Series

  • Created from Duracast®—the strongest, most durable material you can have in windows
  • Impressive performance
  • The high-end look of a painted wood window
  • ENERGY STAR®-rated options help 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 schedule a complimentary, in-home consultation and uncover the windows that meet the needs of your budget.