FIBERGLASS WINDOWS by Pella Windows and Doors Made from incredibly durable fiberglass, Pella Impervia® offers high-performing, low-maintenance fiberglass replacement windows that deliver the quality finish that looks like painted wood. The Impervia line is made from Duracast, a patented fiberglass composite that battles warping in the summer months and doesn’t become brittle during the winter. If you’re in Mt. Pleasant and searching for the best durability and high energy efficiency, while maintaining the exceptional visual appeal of a painted wood window, look no further than Pella Impervia. Backed by one of the top warranties in the industry, Pella Impervia replacement windows require little to no maintenance, ensuring that your windows will look outstanding year after year. Pella Impervia® Pella Impervia® Incredibly strong fiberglass Duracast®. An extremely durable material available in windows and doors. Excellent performance. Outstanding energy efficiency. FIBERGLASS WINDOW COLOR OPTIONS Pella Impervia fiberglass windows offer numerous color options to complement your room. We allow you the flexibility to pick the perfect windows at a budget you can afford. Pella utilizes an environmentally friendly painting process that removes VOCs, keeping the air in your home healthier. If you want to get a closer look at the Pella Impervia line, drop by our showroom in Mt. Pleasant or schedule a free in-home consultation and find the perfect fit for your room. Schedule Now!