Discover the unparalleled strength and beauty of Pella Impervia Series Fiberglass Windows. Engineered from cutting-edge materials, these windows deliver exceptional durability, energy efficiency, and timeless style, making them the perfect choice for any home.
Meets the strictest energy requirements allowing you to collect the Energy Star Tax Credit while cutting down on your utility bills in the process.
With optional foam filled frames and sound resistant glass, the Pella Impervia sets the standard for energy efficiency
Impervia windows are designed to withstand extreme weather conditions, including intense heat, subzero cold, and high humidity, ensuring long-lasting performance.
Made from Pella’s proprietary fiberglass composite, Duracast® is the strongest, most durable material available for windows. It resists warping, cracking, and expanding or contracting with temperature changes.
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