Detex 20/21 Advantex Series Surface Vertical Rod Exit Device - Grade 1 CommercialSuper Heavy-Duty Panic and Fire Exit Hardware for Double DoorsThe Detex 20/21 Advantex Series Surface Vertical Rod Exit Device delivers Grade 1 commercial-grade performance for double doors without mullions. This super-heavy-duty panic and fire exit hardware features stainless steel deadlocking top latch, hardened steel bottom drop bolt with dust proof strike, and field-reversible handed operation. All exposed surfaces are finished over stainless steel with environmentally friendly PVD coating for maximum durability in high-use, high-abuse environments.Professional Features & BenefitsGrade 1 Commercial Rating: Meets the highest industry standards for heavy-duty commercial applications with superior durability and performance.Super Heavy-Duty Construction: Engineered for years of trouble-free service in high-use, high-abuse environments with stainless steel and hardened steel components.Patented Installation System: Mounting plate and strike locator system replaces paper templates for the easiest and most accurate installation of panic hardware available.Stainless Steel Security Features: Deadlocking top latch and stainless steel rod covers provide enhanced security and tamper resistance.Dust Proof Strike Design: Hardened steel bottom drop bolt with dust proof strike ensures reliable operation in demanding environments.Field Configurable Operation: Handed field-reversible design with 1/8 turn hex or cylinder dogging options for installation flexibility.ADA Compliant Design: Includes ADA ramped bottom bolt cover and compliant operation for accessibility requirements.Comprehensive Warranty: 10 Year Mechanical/3 year Electrical Limited Manufacturer's Warranty for added confidence and protection.Technical SpecificationsCommercial/Residential: CommercialGrade: Grade 1Product Category: Exit Devices and TrimProduct Function: Device Only - Exit OnlyProduct Group: Exit Devices and TrimProduct Model: 20/21Product Subgroup: Exit Devices - Vertical RodProduct Type: Exit Devices - Vertical RodSeries: 20/21 SeriesStile: WideStile Type: Wide StileSubcategory: Advantex SeriesWarranty: 10 Year Mechanical/3 year Electrical Limited Manufacturer's WarrantyInstallation & OperationReview manufacturer specifications and verify door preparation requirements including door thickness, wide stile width, and handing as applicable to this product.Use the patented mounting plate and strike locator system to mark mounting hole locations accurately on door and frame surfaces, eliminating the need for paper templates.Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions with minimal door prep requirements.Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications, utilizing the field-sizeable design.Adjust operational components including the stainless steel deadlocking top latch and hardened steel bottom drop bolt for proper alignment, latching, and smooth operation throughout the full range of motion.Test device operation to verify proper function including 1/8 turn hex or cylinder dogging operation 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 Detex Quality?Detex 20/21 Advantex Series exit devices deliver professional-grade reliability with stainless steel and hardened steel construction rated for Grade 1 commercial performance. The patented mounting plate and strike locator system ensures accurate installation while the super-heavy-duty design provides years of trouble-free service in high-use, high-abuse environments. Backed by a comprehensive 10 Year Mechanical/3 year Electrical Limited Manufacturer's Warranty, this exit device is engineered for demanding commercial applications where dependable performance and security are essential.ResourcesInstallation InstructionsParts ListDoor Templates