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Pella® Impervia® Fiberglass Casement Window

Pella Impervia fiberglass casement windows are hinged on the side and are made from our proprietary fiberglass, the strongest material for windows.16 Sleek profiles and clean lines deliver a timeless style. The revolutionary Easy-Slide Operator hardware solution allows you to simply slide to open your window without the effort of cranking.

  • A variety of color options, including Black.
  • Patented lock system engages multiple locks, with one easy-to-use lock-lever for lasting security.
  • Low-maintenance and will never need to be repainted or refinished.

Pella Impervia Casement Window Features

Downloads & Specifications