What Is a Window Z Bar

Flush fin (also known as Z-Bar) frames are designed to replace aluminum frame windows while preventing damage to stucco and interior dry wall. It consists of a vinyl fin that surrounds the perimeter of the window frame and is flush with the exterior frame of the existing window.

What is Z Bar in windows?

Flush fin (also known as Z-Bar) frames are designed to replace aluminum frame windows while preventing damage to stucco and interior dry wall. It consists of a vinyl fin that surrounds the perimeter of the window frame and is flush with the exterior frame of the existing window.

What is a window fin?

A nail (or nailing) fin is a thin piece of metal extending from the window itself that goes all the way around the perimeter of the window frame. This piece adds to the window’s permanence and is nailed directly to the house’s frame (studs), hidden between the interior and exterior of your home.