
Mullion Plug - Black
A Mullion is a vertical or horizontal element that forms a division between units of a window or screen, or is used decoratively. When dividing adjacent window units its primary purpose is a rigid support to the glazing of the window. Its secondary purpose is to provide structural support to an arch or lintel above the window opening.
- Full Diameter: 7/8"
- Inner Diameter: 7/16"
- Durable Black Plastic Finish