{"product_id":"vk2543-standard-response-fire-sprinkler-18-sprinkler","title":"VK2543 Standard Response Fire Sprinkler 18 Sprinkler","description":"\u003cdiv\u003e\n\u003cp\u003eThe VK2543 Standard Response Fire Sprinkler is engineered for automatic wet pipe fire suppression systems. It installs seamlessly in commercial, industrial, and residential setups such as warehouses, office buildings, and multifamily housing to provide prompt activation under heat conditions.\u003c\/p\u003e\n\u003cp\u003eThis fire sprinkler fully complies with NFPA 13 and NFPA 25 standards for installation, inspection, testing, and maintenance criteria, ensuring your setup meets regulatory requirements and advances facility life safety.\u003c\/p\u003e \u003ch2\u003eKey Features \u0026amp; Construction\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eHigh-Grade Brass Construction:\u003c\/b\u003e Built with robust brass components to deliver superior durability and corrosion resistance in diverse environmental conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eStandard Response Activation:\u003c\/b\u003e Activates promptly under heat conditions to enable timely fire suppression that minimizes property damage and safeguards lives.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eBroad System Compatibility:\u003c\/b\u003e Integrates smoothly into automatic wet pipe sprinkler applications across commercial, industrial, and residential properties.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical Specifications \u0026amp; Compliance Table\u003c\/h2\u003e\n\u003ctable\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eManufacturer \/ Brand\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eViking\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eModel \/ Series Number \/ SIN\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eVK2543 (VK2543 Standard Response SR G1Rec Hs Ch155 18)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eConnection \/ Thread Size \u0026amp; Type\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003e1-inch NPT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003ePressure Rating (WWP \/ Max Working Pressure)\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003e175 psi (12 bar) maximum working pressure\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eK-Factor\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003e8.0 U.S. (115.2 metric)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eTemperature Rating \/ Response Type\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eStandard Response (155 °F as indicated in series data)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eMaterial \/ Body Construction\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eBrass frame casting (UNS-C84400) and phosphor bronze deflector (UNS-C51000)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eAgency Listings \u0026amp; Approvals\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eUL Listed, FM Approved\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eApplicable NFPA Standards\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eNFPA 13, NFPA 25\u003c\/td\u003e \u003c\/tr\u003e\n\u003c\/table\u003e \u003cp\u003e\u003cb\u003eSubmittal \u0026amp; Installation Note:\u003c\/b\u003e Always verify local Authority Having Jurisdiction (AHJ) requirements and consult the manufacturer technical data sheet prior to installation.\u003c\/p\u003e \n\u003cp\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.vikinggroupinc.com\/media\/708\" target=\"_blank\" rel=\"noopener\"\u003eHistorical Manufacturer Technical Reference (PDF)\u003c\/a\u003e Historical reference only. Verify current approvals, availability, and application with the manufacturer.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Fire Protection Parts","offers":[{"title":"Default Title","offer_id":68031297749082,"sku":"21481UFBY18","price":255.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/0637\/7818\/files\/vk2543-standard-response-sr-g1rec-hs-ch155-18-526395.jpg?v=1794374380","url":"https:\/\/patriotsafesource.com\/products\/vk2543-standard-response-fire-sprinkler-18-sprinkler","provider":"Patriot SafeSource","version":"1.0","type":"link"}