Description
Von Duprin MT54 SP28 mullions are wall-mounted aluminum vertical stiles designed for fire-rated door frames and glass lite assemblies. Ideal for facilities managers and security professionals who need durable, code-compliant framing solutions for interior or exterior applications, these mullions provide structural support while maintaining a clean aesthetic.
Compatible with Von Duprin exit devices and standard door frame systems, MT54 SP28 mullions install with basic hardware tools and require no special keying. As an authorized Von Duprin dealer, E.D. Locks offers expert guidance on frame compatibility and installation best practices. Contact our sales team at sales@edlocks.com or 1-877-207-6067 for technical support and project specifications.
