FAQ Knowledge Articles

The Integrity Wood Ultrex Insert product was designed to be installed into an existing frame and is offered with a prep for through-jamb installation only.  The existing kerf in the frame is designed for mulling components only and is not compatible with the nailing fin.

The Integrity All Ultrex product offers 2" jamb depth and can be ordered as either an insert or full-frame product.  When choosing the full-frame replacement installation, a nailing flange is available for order to utilize with this product.