Pella® Impervia® Fixed Frame Window
- The design flexibility of fixed aluminum glazing systems with significantly improved energy efficiency.
- Made with Pella's patented fiberglass material, Duracast, the strongest, most durable material available for windows.*
- Standard and custom sizes up to 70 square feet.
- Performance Grade up to PG50.
- Fiberglass resin windows available in a wide range of shapes and sizes – finished to match Pella Impervia products.
(*In testing performed in accordance with ASTM testing standards, Pella's Duracast has displayed superior performance in strength, ability to withstand extreme heat and cold, and resistance to dents and scratches.)
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