Skip to Content

Explore Available Products

Durable, Distinguished Design

Superior Performance

Made from the strongest, most durable material available in windows and doors, Pella Impervia windows are tested from -40ºF to 180ºF and can withstand extreme heat and cold. Our windows are 100x more impact resistant than a leading composite product.59

Outstanding Energy Efficiency

Create a comfortable home year-round with efficient options that will meet or exceed ENERGY STAR® guidelines in all 50 states.1 Add optional foam insulation for increased energy performance.

On-trend Design

Pella Impervia windows feature slim sightlines and expansive glass, perfect for allowing natural light into your home. Available in today’s most popular colors, like white, gray and black, you can find a window to complement your home’s unique style.

Long-Lasting Performance & Style

Pella Impervia windows offer beautiful designs and options to complement your home’s unique style and improve performance.

Exceptional Durability

Pella Impervia products are on average 100x more impact-resistant than a leading composite product.59

On-trend Designs

Create bold designs featuring slim profiles and more visible glass with our exceptionally strong fiberglass.

Flexible Styling

Complement your home's styling with solid- and dual-color frames. Dual-color frames feature a white interior with one of five rich interior colors.


Our long-lasting, powder-coat finish resists chalking, fading and scratching, and will look great for years.

Pella Impervia Products



Awning Windows

Durable Pella Impervia awning windows are hinged at the top, swing out from the bottom and open and shut with the turn of a handle.

View Awning Window



Casement Windows

Low-maintenance casement windows provide a larger glass area and are hinged at the sides and swing outwards with the turn of a crank.

View Casement Window



Double-Hung Windows

Made of the strongest material for windows, Pella Impervia fiberglass double-hung windows are engineered to last and designed for every day.16 Featuring a low-maintenance, durable powder-coat finish, your Pella Impervia double-hung windows never need to be painted or refinished.

Explore Product



Single-Hung Windows

Create a classic look with single-hung windows. Pella Impervia single-hung windows are raised from the bottom for ventilation, while the top sash remains stationary.

View Single-Hung Window



Sliding Windows

Strong and durable sliding windows easily slide horizontally from one side, providing easy access to fresh air.

View Sliding Window



Bay or Bow Windows

Add character to your home with Pella Impervia bay and bow windows. Mix and match fixed or venting windows to create air flow in a style that compliments your home’s design.

Explore Pella Impervia

For the Pros

Fiberglass Window Installation and Specs

Pella Impervia fiberglass windows are designed to withstand extreme heat, subzero cold and the rigorous performance requirements of a commercial building — making it a great solution for almost any project.

See Installation Specs

Explore Other Window Product Lines


Pella products are backed by some of the strongest warranties in the business.

Learn more about Pella warranties

Inspired Design. Exceptional Detail.

Get inspiration and upcoming local offers...