Norton Rixson 1ADJ Series Checkmate Heavy Duty Concealed Door Stop and Holder with Adjustable Slide Track Arm
Professional Concealed Door Control Solution
The Norton Rixson 1ADJ Series Checkmate is a heavy-duty concealed door stop and holder engineered for high-traffic, heavy-abuse applications. This professional-grade unit features an adjustable slide track arm design with 110° maximum opening capability and accommodates doors with 1-3/4" minimum thickness. The concealed mounting system provides both hold open and stop functions while maintaining clean door aesthetics in demanding commercial environments.
Professional Features & Benefits
- Door Thickness Compatibility: 1-3/4" minimum door thickness with factory consultation available for thicker door applications.
- Maximum Opening Range: 110° maximum opening for most applications (105° for center hung 30-36" doors) with fully adjustable degree settings.
- Heavy-Duty Construction: Durable slider cam and shock block with heavy shock absorber spring providing 5-7 degrees compression before dead stop.
- Concealed Mounting Design: Hidden installation maintains clean door appearance while providing professional door control functionality.
- Adjustable Slide Track Arm: 1 3/16" square channel design allows field adjustment to adapt to changing operational needs.
- Dual Function Operation: Combined hold open and stop functions in a single concealed unit for versatile door control.
- High-Security Options: Torx screws available for exposed fasteners in high-security area applications.
- Manufacturer Warranty: 2-year limited warranty for added confidence and protection.
Technical Specifications
- ANSI/BHMA: Certain Models ANSI/BHMA A156.8, Grade 1 Certified
- Arm Specification: Slide Track
- Commercial/Residential: Commercial
- Department: Door Hardware
- Door Swing: Single or Double Acting
- Duty Level: Heavy Duty
- Fasteners: Torx Screws Optional
- Grade: Grade 1
- Hold Open Feature: Yes
- Mounting Method: Concealed
- Product Category: Door Controls
- Product Group: Door Controls
- Product Subgroup: Overhead Stops and Holders
- Product Type: Overhead Stops and Holders - Concealed Mount
- Series: 1ADJ Series
- Subcategory: Concealed
- Warranty: 2 Year Limited
Installation & Operation
- Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
- Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
- Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
- Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
- Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
- Test device operation to verify proper function 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 Norton Rixson Quality?
Norton Rixson door control products deliver professional-grade reliability with heavy-duty construction featuring durable slider cam and shock block components rated for high-traffic, heavy-abuse applications. ANSI/BHMA A156.8 Grade 1 certification and UL listing ensure compliance with industry standards. Engineered for demanding commercial applications where dependable concealed door control performance is essential.
Manufacturer Resources
Product Specs
- Series:
- 1ADJ Series
- Duty Level:
- Heavy Duty
- Grade:
- Grade 1
- Door Swing:
- Single or Double Acting
- Warranty:
- 2 Year Limited
- ANSI/BHMA:
- Certain Models ANSI/BHMA A156.8, Grade 1 Certified
- Product Group:
- Door Controls
- Product Subgroup:
- Overhead Stops and Holders
- Product Type:
- Overhead Stops and Holders - Concealed Mount
- Subcategory:
- Overhead Stops and Holders - Concealed Mount
- Fasteners:
- Torx Screws Optional
- Commercial/Residential:
- Commercial
- Arm Specification:
- Slide Track
- Hold Open Feature:
- Yes
- Mounting Method:
- Concealed
- Product Category:
- Door Controls
- Department:
- Door Hardware