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Von Duprin 99-4FT 4 ft Grooved Case Wide Stile Rim Exit Device with Hex Key Dogging
Heavy-Duty Commercial Rim Exit Device for Single and Double Door Applications
The Von Duprin 99-4FT is a 48" wide stile rim exit device featuring a distinctive grooved mechanism case and heavy-duty push pad design engineered for demanding institutional environments. Certified to ANSI/BHMA A156.3 2014 Grade 1 standards and UL listed for panic exit hardware, this device is built for high-use applications including schools, hospitals, and government buildings. The 99-4FT accommodates door thicknesses of 1-3/4" and is non-handed in standard configuration, offering broad installation flexibility across single and double door openings with mullion support.
Professional Features & Benefits
- 48" Wide Stile Coverage: Designed for 4 ft (48") door applications with wide stile push pad construction, providing reliable egress across a broad door width for high-traffic commercial and institutional use.
- Grooved Mechanism Case: The 99 Series features a distinctive grooved mechanism case design with a center case dimension of 8" x 2-3/4" x 2-3/8", differentiating it architecturally from the smooth-case 98 Series while sharing the same heavy-duty platform.
- Grade 1 Certified Performance: Certified to ANSI/BHMA A156.3 2014 Grade 1, the highest industry standard for exit devices, ensuring long-term reliability in the most demanding institutional applications.
- Comprehensive Code Compliance: Meets ANSI/UL 10C (fire-rated configurations), ANSI/UL 305, CAN/ULC-S104 (fire-rated configurations), and CAN/ULC-S132, supporting a wide range of building code and life-safety requirements.
- Non-Handed Design: Standard configuration is non-handed for simplified installation and inventory management. Handed configurations are available when SD (special dogging), -2 (Double Cylinder), or SS (signal switch) options are specified.
- Hex Key Dogging: Equipped with hex key dogging for convenient hold-open functionality, allowing the latchbolt to be retracted and held for high-traffic periods without repeated push-bar activation.
- 3/4" Latch Throw with Door Compatibility: Features a 3/4" latch throw and a product projection of 3-13/16". Fasteners are included for wood or metal doors 1-3/4" and 2-1/4" thick. Covers stock hollow metal doors with 86 or 161 cutouts on single doors and may cover cutouts on pairs.
- Field-Configurable Options & Retrofit Capability: Supports a broad range of field-configurable options and retrofit kits including CDSI/HDSI security dogging indicators, QEL electronic latch retraction, and electronic switches (Request to Exit RX, Latchbolt Monitoring LX) to keep pace with evolving access control technology.
- ADA & Delayed Egress Upgrade Paths: Compatible with AX accessible device upgrade (certified to 5 lb. force requirements per 2010 ADA Chapters 404.2.7 and 30934 and 2013 California Building Code Chapter 11B-309.4) and CX CHEXIT delayed egress option meeting NFPA and IBC requirements with 15-second delay and nuisance alarm.
Technical Specifications
- Series: 98 & 99 Series
- Grade: Grade 1
- Fasteners: Included for wood or metal doors 1-3/4" and 2-1/4" thick
- Product Group: Exit Devices and Trim
- Product Subgroup: Exit Devices - Rim
- Product Type: Exit Devices - Rim
- Subcategory: Rim Exit Devices
- Latch Throw: 3/4"
- Commercial/Residential: Commercial
- Stile Type: Wide Stile
- Center Case Dimensions: 8" x 2-3/4" x 2-3/8"
- Wood Door Compatible: No
- MAP Policy: Yes
- Product Model: 99-4ft
- Collection: 99 Series
- Door Hand Direction: Non-Handed
- Door Thickness Range: 1-3/4"
- Product Size: 48"
- Dogging Configuration: Hex Key Dogging
- 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 (K-12 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 and Shopping Centers
Why Choose Von Duprin Quality?
Von Duprin rim exit devices are engineered to the highest industry standards, with the 99-4FT certified to ANSI/BHMA A156.3 2014 Grade 1 and listed under ANSI/UL 10C, ANSI/UL 305, CAN/ULC-S104, and CAN/ULC-S132 for comprehensive code compliance. The heavy-duty wide stile push pad platform is purpose-built for institutional environments where high use and abuse resistance are essential requirements. With a broad ecosystem of field-configurable options, retrofit kits, and upgrade paths, Von Duprin 98/99 Series devices deliver lasting value and adaptability for the most demanding commercial and institutional door hardware applications.
Manufacturer Resources
Von Duprin 98/99 Series Catalog
Product Specs
- Series:
- 98 & 99 Series
- Grade:
- Grade 1
- Fasteners:
- Included for wood or metal doors 1-3/4" and 2-1/4" thick
- Product Group:
- Exit Devices and Trim
- Product Subgroup:
- Exit Devices - Rim
- Product Type:
- Exit Devices - Rim
- Subcategory:
- Rim Exit Devices
- Latch Throw:
- 3/4"
- Commercial/Residential:
- Commercial
- Stile Type:
- Wide Stile
- Center Case Dimensions:
- 8" x 2-3/4" x 2-3/8"
- Wood Door Compatible:
- No
- MAP Policy:
- Yes
- Product Model:
- 99-4ft
- Collection:
- 99 series
- Door Hand Direction:
- Non-Handed
- Door Thickness Range:
- 1-3/4"
- Product Size:
- 48"
- Dogging Configuration:
- Hex Key Dogging
- Product Projection:
- 3-13/16"
- Product Style:
- Push Pads
- Product Category:
- Exit Devices and Trim
- Department:
- Door Hardware
Parts & Accessories
Von Duprin 99EO 4 US26D – Frequently Asked Questions
1) What door types work with the Von Duprin 99 Series 4 ft grooved case wide stile rim exit device?
This device fits wide stile doors with grooved rails. Compatible with aluminum storefront doors and hollow metal doors with proper preparation. Verify door width accommodates 4-foot device length before ordering.
2) How do I determine the correct handing for this exit device?
Stand on the egress side of the door. If hinges are on your left, order left-hand. If hinges are on your right, order right-hand. The pushpad operates in the direction of egress travel.
3) What finishes are available for the Von Duprin 99 Series?
Standard finishes include aluminum, dark bronze, and satin stainless steel. Some models offer powder coat options. Check product specifications for exact finish availability on your specific model.
4) What grade rating does this exit device carry?
Von Duprin 99 Series devices typically carry Grade 1 rating per ANSI/BHMA A156.3. This ensures heavy-duty performance for high-traffic commercial applications. Verify specific grade marking on device packaging.
5) Does this device meet fire door requirements?
Many Von Duprin 99 Series models are listed for fire door applications. Check the device label for UL fire rating and positive pressure listings. Consult local fire marshal for specific code compliance requirements.
6) What strike and latch components work with this device?
Use Von Duprin strikes designed for 99 Series devices. Standard rim strikes, surface vertical rod strikes, and concealed vertical rod strikes available. Match strike to your specific locking configuration needs.
7) Can I add dogging or key override to this exit device?
Yes, field-installable dogging mechanisms and key cylinders are available. Dogging allows device to remain unlocked during business hours. Check local fire codes before using dogging features on fire doors.
8) What are the basic installation requirements?
Device mounts to interior door surface with through-bolts. Requires door preparation for latch and strike. Follow manufacturer template for precise hole locations. Use proper torque specifications on all mounting hardware.
9) How do I adjust the latch projection on this device?
Remove device cover to access adjustment screws. Turn clockwise to increase projection, counterclockwise to decrease. Standard projection is 1/2 inch. Test operation after adjustment to ensure proper engagement with strike.
10) What maintenance does this exit device require?
Clean device quarterly with mild soap solution. Lubricate pivot points annually with light machine oil. Check mounting hardware for tightness during routine inspections. Replace worn components promptly to maintain Grade 1 performance.
11) Are there compatible wide stile alternatives to this model?
Consider other Von Duprin 99 Series lengths for different door widths. The 98/9975 Series offers similar performance for standard stile applications. Browse our Von Duprin collection for complete compatibility options.
12) What door weight limits apply to this exit device?
Verify door weight does not exceed manufacturer specifications, typically 250-300 pounds maximum. Heavy doors may require additional support hardware or closer adjustment. Consult installation instructions for weight-specific mounting requirements.
How fast can I get the Von Duprin 99EO 4 US26D delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
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U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Von Duprin 99EO 4 US26D come with a warranty?
Absolutely. The Von Duprin 99EO 4 US26D is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Von Duprin 99EO 4 US26D?
You can call, text, or email our expert support team for fast answers. We’re here to help with
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installation tips, and troubleshooting. Contact Us
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