Adams Rite 3300 Series Fire-Rated Mortise Exit Device for Wood and Hollow Metal Doors
Professional Fire-Rated Exit Device Solution
The Adams Rite 3300 Series Mortise Exit Device delivers Grade 1 performance for hollow metal and wood applications requiring life-safety exit devices with mortise locking solutions. Designed for 30" door openings with 3-3/4" stile width requirements and 2-3/4" backset, this fire-rated device features extruded aluminum push bar construction and accommodates 1-3/4" standard door thickness. The patented top latching mechanism utilizes a rotating top bolt which deadlatches around the header strike for secure door-to-frame interlocking.
Professional Features & Benefits
- ANSI/BHMA Grade 1 certified
- Narrow stile aluminum door construction
- Rim (8300/8400) and top-of-door mounted (8800/8700/EX88) configurations
- Stainless steel touchbar / crossbar
- UL 10C fire door listed
- Panic-proof single-motion egress
- Available with electric latch retraction
- Compatible with 7800 electric strike
- Multiple trim options and levers
- Field-reversible handing
Technical Specifications
- Door Application: Narrow stile aluminum doors
- Configuration: Rim, mortise, top-of-door mounted
- Egress: Single-motion panic proof
- Compatible Strike: 7800 Series electric strike
- Fire Rating: UL 10C listed
- ANSI/BHMA: Grade 1
- Handing: Field reversible
Installation & Operation
- Review manufacturer specifications and verify door preparation requirements including 1-3/4" door thickness, minimum 5" stile width, and 2-3/4" backset for mortise installation.
- Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces for proper alignment.
- Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions for mortise lock preparation.
- Install all mounting hardware using machine screws and secure the device to door and frame per manufacturer torque specifications.
- Adjust operational components including top bolt mechanism and bottom bolt alignment for proper latching and smooth operation throughout the full range of motion.
- Test device operation to verify proper function of patented top latching mechanism and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.
Professional Applications
- Commercial Office Buildings
- Educational Facilities
- Healthcare Institutions
- Retail Establishments
- Industrial and Warehouse Facilities
- Multi-Tenant Residential Properties
- Government and Municipal Buildings
Why Choose Adams Rite Quality?
Adams Rite mortise exit devices deliver professional-grade reliability with extruded aluminum construction and patented top latching mechanisms engineered for demanding commercial applications. Grade 1 performance standards and fire-rated construction ensure code compliance and dependable operation. 5 Year warranty coverage provides added confidence for life-safety applications where reliable performance is essential.
Manufacturer Resources
Product Specs
- Product Group:
- Exit Devices and Trim
- Series:
- 3300 Series
- Grade:
- Grade 1
- Stile Width:
- 3-3/4"
- Warranty:
- 5 Year
- Subcategory:
- Mortise Exit Devices
- Product Subgroup:
- Exit Devices - Mortise
- Fasteners:
- Machine Screws
- Commercial/Residential:
- Commercial
- Product Type:
- Exit Devices - Mortise
- Lock Type:
- Mortise
- Stile Type:
- Wide Stile
- Product Model:
- 33
- Product Length:
- 30"
- Fire Rating:
- Yes
- Product Substrate:
- Aluminum
- Product Category:
- Exit Devices and Trim
- Department:
- Door Hardware