Norton Rixson 7 Series Checkmate Industrial Duty Surface Door Stop and Holder with Hold Open FunctionProfessional Industrial-Duty Door Control SolutionThe Norton Rixson 7 Series Checkmate is an industrial-duty surface-mounted door stop and holder engineered for single-acting interior and exterior doors. This heavy-duty unit features a cantilever industrial design with double spring arm construction and accommodates standard 1-3/4″ door thickness with maximum opening of 110 degrees. Grade 1 certified performance ensures reliable operation in moderate traffic commercial applications.Professional Features & BenefitsIndustrial-Duty Construction: Cantilever design with double spring arm provides exceptional durability for demanding commercial applications.Door Compatibility: Designed for standard 1-3/4″ door thickness with maximum opening capacity of 110 degrees for versatile installation options.Grade 1 Performance: ANSI/BHMA A156.8 Grade 1 certification ensures professional-grade reliability and performance standards.Self-Lubricating Operation: Bronze bearings provide smooth, maintenance-free operation for long-term reliability.Versatile Application: Suitable for both interior and exterior single or double acting doors in moderate traffic environments.Complete Hardware Package: Includes thru-bolts for door installation plus wood and machine screws for frame mounting.Enhanced Security Options: Optional Torx screws available for exposed fasteners in high security applications.Manufacturer Warranty: 2-year limited warranty provides added confidence and protection.Technical SpecificationsANSI/BHMA: Certain Models ANSI/BHMA A156.8, Grade 1 CertifiedArm Specification: Slide TrackCommercial/Residential: CommercialDepartment: Door HardwareDoor Swing: Single ActingDuty Level: Heavy DutyFasteners: Torx Screws OptionalGrade: Grade 1Hold Open Feature: YesMounting Method: SurfaceProduct Category: Door ControlsProduct Group: Door ControlsProduct Subgroup: Overhead Stops and HoldersProduct Type: Overhead Stops and Holders – Surface MountSeries: 7 SeriesSubcategory: SurfaceWarranty: 2 Year LimitedInstallation & OperationReview 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 ApplicationsCommercial Office BuildingsEducational FacilitiesHealthcare InstitutionsRetail EstablishmentsIndustrial and Warehouse FacilitiesMulti-Tenant Residential PropertiesGovernment and Municipal BuildingsWhy Choose Norton Rixson Quality?Norton Rixson door control products deliver professional-grade reliability with industrial cantilever construction and self-lubricating bronze bearings rated for Grade 1 performance. 2-year limited warranty coverage provides added confidence for demanding commercial applications. Engineered for dependable operation where consistent door control and hold-open functionality are essential.