FIBERGLASS WINDOWS by Pella Windows and Doors Created from incredibly tough fiberglass, Pella Impervia® offers high-performing, low-maintenance fiberglass replacement windows that provide the quality finish that looks like painted wood. The Impervia line is made from Duracast, a patented fiberglass composite that resists warping in the summer months and doesn’t become brittle in the winter. If you’re in Wellesley and looking for superior durability and high energy efficiency, while still gaining the impeccable visual appeal of a painted wood window, look no further than Pella Impervia. Protected by one of the top warranties in the market, Pella Impervia replacement windows involve little to no maintenance, ensuring that your windows will look outstanding for many years. 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 a variety of color options to complement your home. We allow you the flexibility to pick the ideal windows at a budget you can afford. Pella utilizes an environmentally friendly painting process that greatly reduces VOCs, keeping the air in your home healthier. If you want a closer look at the Pella Impervia line, come by our showroom in Wellesley or schedule a free in-home consultation and find the perfect style for your home. Schedule Now!