{"product_id":"2-to-4-air-gap-water-discharge-system-part","title":"2\" to 4\" Air Gap Water Discharge System Part","description":"\u003cdiv\u003e\n\u003cp\u003eThe 2\" to 4\" Air Gap Water Discharge System Part is a specialized component engineered for fire protection professionals managing water evacuation in Viking Deringer and Magnum systems. Installed within auxiliary drains and relief valve setups, this assembly safely manages maximum emergency discharge flows while preventing backflow and improper drainage that can compromise fire suppression performance. It ensures compliance with required NFPA codes and industry guidelines, maintaining structural integrity and operational readiness across commercial and industrial fire suppression assemblies.\u003c\/p\u003e \u003cp\u003eThis complete assembly includes an air gap shield, reducer, bracket, and all necessary mounting hardware to streamline installation and future maintenance without additional components. Its lightweight design weighs approximately 10 lbs to support easy handling during servicing, while the robust structural construction withstands daily operational pressures and environmental exposures.\u003c\/p\u003e \u003ch2\u003eKey Features \u0026amp; Construction\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eComplete Assembly:\u003c\/strong\u003e Includes the air gap shield, reducer, bracket, and all mounting hardware for straightforward job-site installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable Build:\u003c\/strong\u003e Constructed from robust materials designed to withstand daily operational pressures and environmental exposure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLightweight Handling:\u003c\/strong\u003e Weighs approximately 10 lbs to allow easy handling during installation and routine servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBackflow Prevention:\u003c\/strong\u003e Supports auxiliary drains to manage emergency discharge flows and prevent backflow.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSystem Compatibility:\u003c\/strong\u003e Engineered specifically for 2½\" to 4\" Deringer and Magnum fire protection models.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical Specifications \u0026amp; Compliance\u003c\/h2\u003e\n\u003ctable\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eManufacturer \/ Brand\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eBackflow Direct (Viking Compatible)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eModel \/ Series Number \/ SIN\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e2\" to 4\" Air Gap Water Discharge System Part\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eConnection \/ Thread Size \u0026amp; Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e2\" to 4\" (Fits 2½\" to 4\" Deringer and Magnum models)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePressure Rating (WWP \/ Max Working Pressure)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eN\/A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eK-Factor\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eN\/A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eTemperature Rating \/ Response Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eN\/A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMaterial \/ Body Construction\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eRobust construction with metal shield and components\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eAgency Listings \u0026amp; Approvals\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eN\/A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eApplicable NFPA Standards\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eNFPA compliant for water discharge systems\u003c\/td\u003e \u003c\/tr\u003e\n\u003c\/table\u003e \u003cp\u003e\u003cem\u003eContractors must verify local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical specifications prior to installation.\u003c\/em\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eDocumentation:\u003c\/strong\u003e \u003ca href=\"#\"\u003eDownload Manufacturer Technical Data \u0026amp; Cut Sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Backflow Direct","offers":[{"title":"Default Title","offer_id":46372712251640,"sku":"AG-BFD","price":599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/7183\/3336\/files\/2-to-4-air-gap-for-deringer-water-discharge-system-1088783.jpg?v=1775620841","url":"https:\/\/fireprotectionparts.net\/es\/products\/2-to-4-air-gap-water-discharge-system-part","provider":"Fire Protection Parts","version":"1.0","type":"link"}