Von Duprin 3327AF-3ft Fire Rated Surface Vertical Rod Exit Device, Grooved Case Narrow Stile, Less Dogging, 36"

Von Duprin 3327AF-3ft Fire Rated Surface Vertical Rod Exit Device, Grooved Case Narrow Stile, Less Dogging, 36"

Heavy-Duty Fire Rated Surface Vertical Rod Exit Device for Narrow Stile Commercial Doors

The Von Duprin 3327AF-3ft is a fire rated, surface-mounted vertical rod exit device engineered for demanding institutional and commercial applications. Featuring a distinctive grooved mechanism case and narrow stile design, this 36" device fits door stiles as narrow as 1-3/4" (44mm) and is certified to ANSI/BHMA A156.3 2014 Grade 1 standards. UL listed under ANSI/UL 10C for fire-rated applications and ANSI/UL 305 for panic exit hardware, it is suitable for single and double door configurations in schools, hospitals, and government facilities. The device is non-handed for straightforward installation and features a one-piece center case cover for a clean, professional appearance.

Professional Features & Benefits

• Narrow Stile Compatibility: Fits door stiles as narrow as 1-3/4" (44mm), making it ideal for aluminum-framed and narrow stile commercial door applications.
• 36" Door Coverage: Sized for 36" doors with a product dimension of 8-3/16" x 1-9/16" x 2-13/32" and a product projection of 3-13/16" for a low-profile surface-mounted installation.
• Fire Rated Construction: Certified to ANSI/UL 10C and CAN/ULC-S104 for fire-rated door applications, ensuring compliance with fire and life safety codes in institutional environments.
• Grade 1 Certified Performance: Meets ANSI/BHMA A156.3 2014 Grade 1 standards and ANSI/UL 305 and CAN/ULC-S132 certifications, representing the highest level of durability and reliability for commercial exit hardware.
• Grooved Mechanism Case: The 3327A features a grooved case design that distinguishes it architecturally from the smooth-case 3527A, offering design flexibility to match facility aesthetics.
• Non-Handed Design: The surface vertical rod device is non-handed (except when the SS signal switch option is used), simplifying specification and installation across multiple openings.
• Field-Configurable Options: Supports a broad range of retrofit kits and upgrades including CDSI/HDSI security dogging indicators, QEL electronic latch retraction, and electronic switches (RX request-to-exit, LX latchbolt monitoring) for integration with access control systems.
• Fasteners Included: Ships with 1-3/4" and 2-1/4" wood/metal door fasteners and SNB included for versatile installation on wood and hollow metal doors.
• ADA & Delayed Egress Upgrade Paths: AX option certified to meet 5 lb. force requirements per 2010 ADA Chapters 404.2.7 and 30934 and 2013 California Building Code Chapter 11B-309.4; CX CHEXIT option meets NFPA and IBC requirements for 15-second delayed egress.

Technical Specifications

• Product Group: Exit Devices and Trim
• Series: 33 & 35 Series
• Grade: Grade 1
• Fasteners: Includes 1-3/4" and 2-1/4" wood/metal door fasteners, SNB included
• Product Subgroup: Exit Devices - Vertical Rod
• Subcategory: Surface Vertical Rod Exit Devices
• Latch Throw: 3/4"
• Product Type: Exit Devices - Surface Vertical Rod
• Commercial/Residential: Commercial
• Device Centerline from Finished Floor: 39-13/16"
• Stile Type: Narrow Stile
• MAP Policy: Yes
• Door Hand Direction: Non-Handed
• Door Thickness Range: 1-3/4"
• Product Size: 36"
• Product Dimension: 8-3/16" x 1-9/16" x 2-13/32"
• Fire Rating: Yes
• Product Projection: 3-13/16"
• Product Style: Push Pads
• Product Category: Exit Devices and Trim
• Department: Door Hardware

Professional Applications

• Public and Private Educational Facilities (Schools and Universities)
• Healthcare Institutions and Hospitals
• Government and Municipal Buildings
• Commercial Office Buildings
• Industrial and Warehouse Facilities
• Multi-Tenant Residential and Mixed-Use Properties
• Retail Establishments Requiring Fire-Rated Egress Compliance

Why Choose Von Duprin Quality?

Von Duprin surface vertical rod exit devices are engineered to the highest industry standards, with the 3327A Series certified to ANSI/BHMA A156.3 2014 Grade 1, ANSI/UL 10C, ANSI/UL 305, CAN/ULC-S104, and CAN/ULC-S132 for proven fire-rated panic exit performance. The grooved narrow stile design accommodates stiles as narrow as 1-3/4" while delivering the heavy-duty push pad reliability demanded by schools, hospitals, and government facilities. With a broad ecosystem of field-configurable retrofit options and upgrade paths, Von Duprin exit devices are built to adapt to the evolving security and accessibility needs of any commercial facility.