When it comes to performance, Pella Impervia fiberglass casement windows are an overachiever. Made from our incredibly strong, proprietary fiberglass material, casement windows are hinged on one side and vent open on the other. A revolutionary Easy-Slide Operator hardware allows you to open and close the windows with one simple motion. And with a durable powder-coat finish, Pella Impervia casement windows deliver a timeless, long-lasting look.
Region availability
North America |
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United States |