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Integrity
All Ultrex Round Top

The All Ultrex Series Round Top window is the one radius-edge window whose strength matches its beauty. Made from glass-reinforced composite and finished with Integrity’s acrylic capping technology, you get a stunning complement to any Integrity All Ultrex Series window that will last for years to come.

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Features & Options
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Grilles

Grilles Between The Glass (GBG)

Grilles Between The Glass (GBG)

Patterns

Closed Hub Round GBG

Closed Hub Round GBG

Open Hub Round GBG

Open Hub Round GBG

Open Hub Round Above Springline

Open Hub Round Above Springline

Professional Resources
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Energy Information Finder

This tool provides some of the most common options on windows and doors and related NFRC certified values.

This tool is a guide only and does not reflect variations resulting from features and options not included in the tool. For more information about the energy efficiency of specific products and options, please contact your local Marvin sales representative.

The National Fenestration Rating Council (NFRC) has developed and operates a uniform national rating system for the energy performance of fenestration products, including windows and doors. NFRC does not recommend product and does not warrant the suitability of product for any specific use. For additional information regarding this rating system, see www.nfrc.org/WindowRatings.

See Energy Efficient Windows and Doors for further information on this topic.

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