The Importance of Mullions in Framing Systems
- Posted by Ashley Easterwood
- On May 15, 2025
When choosing a framing system, aesthetics and functionality are important—but structural integrity should be a top priority. Frameworks Manufacturing explains the importance of mullions for structural integrity: What Are Mullions? A mullion is the vertical or horizontal element separating two window panes or doors. Mullions are used not only to enhance aesthetics but to divide […]