FAQ Knowledge Articles

There is not a vinyl window option in the Marvin Family of Brands.  Our clad and Ultrex materials are
phenomenally better than vinyl.  

For more information, consider:

Why You should Choose Ultrex Fiberglass

Aluminum clad vs. vinyl clad Windows

Compare replacement windows

Ultrex Fiberglass - Our Superior Material

Marvin Windows and Doors are wood to the interior with an exterior of either wood or aluminum cladding.


Integrity Wood-Ultrex Windows and Doors have a wood interior with an Ultrex (fiberglass) exterior.

Integrity All Ultrex Windows and Doors have Ultrex (fiberglass) to the interior and exterior.

Infinity Windows and Doors are Ultrex (fiberglass) interior and exterior.