Marks USA M9900F 48" Fire Rated Rim Panic Exit Device — Exit Only with Panic Protector End Cap

Marks USA M9900F 48" Fire Rated Rim Panic Exit Device — Exit Only with Panic Protector End Cap

The Marks USA M9900F is a heavy-duty, fire rated rim panic exit device engineered for 48" single and double doors with a 1-3/4" door thickness. Featuring a 3-hour fire rated dead latch bolt with a stainless steel 3/4" throw, this Grade 1 exit device meets ANSI 156.3 (2001) standards and is rated for fire doors up to 38" x 86". Built on a heavy-duty cast chassis with a heavy gauge extrusion in a 32D finish, the M9900F delivers superior durability for high-impact institutional and commercial applications while retrofitting all popular door preps.

Key Features

• 48" Door Width Compatibility: Designed for 48" doors, accommodating single and double door configurations in a non-handed design for flexible installation.
• 3-Hour Fire Rated Dead Latch Bolt: Stainless steel 3/4" throw latch bolt provides certified 3-hour fire door protection, rated for fire doors up to 38" x 86".
• Heavy-Duty Cast Chassis Construction: Heavy gauge extrusion and cast chassis deliver superior durability and long-term reliability in high-traffic, high-impact environments.
• Panic Protector End Cap: Mitered steel flush-mounted Panic Protector End Cap prevents end cap breakage caused by cart and equipment abuse common in institutional settings.
• Smooth Reduced Projection Touchbar: Smooth case touchbar assembly with reduced projection minimizes catch hazards for safer, code-compliant egress.
• Hex Key Dogging Configuration: Convenient hex key dogging allows the latch to be held in the retracted position for high-traffic periods.
• Marks Lifetime Mechanical Warranty: Backed by the Marks Lifetime Mechanical Warranty for long-term confidence and protection.
• Retrofits All Popular Preps: Easy installation with compatibility across all popular door preparations, simplifying replacement and upgrade projects.

Certifications & Compliance

• ANSI 156.3 (2001), Grade 1 — Panic Hardware
• 3-Hour Fire Rated — Fire Doors Up to 38" x 86"
• Marks Lifetime Mechanical Warranty

Technical Specifications

• Product Group: Exit Devices and Trim
• Product Subgroup: Exit Devices - Rim
• Subcategory: Exit Devices - Rim
• Product Type: Exit Devices - Rim
• Features: Marks Lifetime Mechanical Warranty; Easy Installation; Economical; Touchbar
• Application: Schools; Universities and Other Institutional or Commercial Buildings and Retrofit all Popular Preps
• Standards: ANSI 156.3 (2001), Grade 1; For "Panic Hardware" and Fire Rated Model 3 Hour Fire Doors Up to 38" x 86"
• For Door Thickness: 1-3/4"
• ADA Compliant: No
• Wood Door Compatible: No
• Product Function: Exit Only
• Product Size: 48"
• Dogging Configuration: Hex Key Dogging
• Fire Rating: Yes
• Product Category: Exit Devices and Trim
• Department: Door Hardware

Typical Applications

• K-12 Schools and University Campus Buildings
• Institutional and Government Facilities
• Commercial Office Buildings
• Healthcare and Medical Facilities
• Retail and Mixed-Use Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential and Hospitality Properties

Why Marks USA M9900F?

Marks USA M9900F exit devices are built on a heavy-duty cast chassis with heavy gauge extrusion and a 32D finish, engineered to withstand the rigors of high-impact institutional and commercial environments. With a 3-hour fire rated dead latch bolt, ANSI 156.3 (2001) Grade 1 certification, and the Marks Lifetime Mechanical Warranty, the M9900F delivers professional-grade reliability and code-compliant performance where dependable panic hardware is essential.