Marks USA 22AC Ornamental Iron Storm Door Mortise Lock: Double Cylinder with Round KnobThe Marks USA 22AC is a professional-grade ornamental iron storm door mortise lock engineered for commercial applications requiring dependable security and lasting durability. Designed for 1" door thickness with a Series 9 lock body and a 2-1/2" backset, this double-cylinder mortise lock features a reversible 1" bolt and 1/2" latch projection, and a lock front measuring 1" x 7-1/8". Thru-bolted solid brass trim assemblies, spring-loaded captivated spindles, and a steel hub deliver superior endurance, while the Marks "A" keyway 5-pin cylinder with 2 keys and keyed alike-6 configuration provides reliable access control. Available in Left Hand Reverse (LHR) and Right Hand Reverse (RHR), with field-changeable handing for installation flexibility.Key FeaturesDoor Thickness Compatibility: Engineered specifically for 1" door thickness, making it ideal for ornamental iron storm door applications.Series 9 Lock Body & Backset: Features a Series 9 lock body with a 2-1/2" backset for precise, secure fitment in standard storm door preparations.Reversible Mortise Lock: 1" bolt with 1/2" latch projection; fully reversible design accommodates varied door configurations.Lock Front Dimensions: 1" x 7-1/8" lock front provides a clean, professional fit within the door edge.Thru-Bolted Solid Brass Trim: Solid brass trim assemblies secured with thru-bolts, eliminating threaded swivel spindles for a more robust and reliable connection.Spring-Loaded Captivated Spindles & Steel Hub: Spring-loaded captivated spindles combined with a steel hub deliver greater endurance and smooth, consistent operation over time.Uni-Lock Single-Screw Assembly: Innovative "Uni-Lock" single-screw assembly simplifies installation and reduces the potential for misalignment during setup.Double Cylinder with Marks "A" Keyway: 5-pin cylinder with 2 keys included; keyed alike-6 configuration for convenient master-keying in commercial environments.Field-Reversible Handing: Available in Left Hand Reverse (LHR) and Right Hand Reverse (RHR); handing can be changed in the field, though ordering the correct hand is recommended.Certifications & ComplianceUL ListedANSI/BHMA CompliantCommercial GradeLifetime Mechanical WarrantyTechnical SpecificationsSeries: 22 SeriesFeatures: 1/2" Latch Projection; Spring Loaded Captivated SpindlesProduct Group: Mechanical LocksProduct Subgroup: Mortise LocksProduct Type: Mortise LocksSubcategory: Mortise LocksANSI/BHMA: ANSI/BHMA, UL ListedCommercial/Residential: CommercialProduct Attribute: Mortise LocksElectronic: NoDoor Thickness Range: 1"Product Category: Mechanical LocksDepartment: Door HardwareTypical ApplicationsOrnamental Iron Storm Doors in Commercial BuildingsRetail Storefronts with Decorative Entry DoorsMulti-Tenant Residential Properties with Iron Storm DoorsGovernment and Municipal BuildingsEducational Facilities with Ornamental Entry SystemsHealthcare Institutions Requiring Secure Storm Door HardwareIndustrial and Warehouse Facilities with Iron Door ApplicationsWhy Marks USA 22AC?Marks USA has been a primary manufacturer of ornamental iron storm door locks for many years, continuously innovating to improve reliability and ease of installation. The 22AC features thru-bolted solid brass trim, a steel hub for greater endurance, and the proprietary "Uni-Lock" single-screw assembly, all backed by a Lifetime Mechanical Warranty and UL Listing for confidence in demanding commercial environments. When dependable performance and professional-grade construction are required for ornamental iron storm door applications, the Marks USA 22AC delivers.