Fiberglass Replacement Windows

Fiberglass Windows

Pella offers high-performing, low-maintenance fiberglass windows that have the quality look of painted wood. Our durable, patented fiberglass composite can withstand extreme heat and subzero cold. And, they are highly energy efficient. Explore each of our fiberglass window styles below.

Schedule a FREE Consultation Schedule a FREE Consultation

Fiberglass Pella Impervia

Pella® Impervia®

Incredibly strong fiberglass

  • Duracast® ‒ the strongest, most durable material available in windows. 16
  • Excellent Performance.
  • Exceptional energy efficiency.

View Details View All Ratings

Fiberglass Pella Impervia PRODUCT OVERVIEW


See all Pella Product Disclosures

Get A Free Quote
We'll come to you. No obligation
Get A Free Quote
We'll come to you. No obligation

The Pella Promise logo

Replacement by Pella

Our mission is to answer your questions and serve your needs, from the start of your project to the very end.

Explore the Pella Promise

Get A Free Quote

Your Pella Branch Location:

Pella Windows & Doors of Dallas

Branch Showroom(s):

Pella Window and Door Showroom of Fort Worth

817-732-2661

Pella Window and Door Showroom of Plano

214-352-9293

  Call Now