{"product_id":"viking-vk535-k11-2-ecoh-upright-fire-sprinkler-for-commercial-protection","title":"Viking VK535 K11.2 ECOH Upright Fire Sprinkler for Commercial Protection","description":"\u003cdiv\u003e\n\u003cp\u003eThe Viking VK535 K11.2 ECOH Upright Fire Sprinkler is engineered for upright installation in commercial, industrial, and storage fire protection systems. This Extra-Large Orifice (ELO) component optimizes hydraulic efficiency by satisfying Ordinary Hazard density requirements at lower operating pressures, which simplifies system design and reduces overall installation costs.\u003c\/p\u003e \u003cp\u003eDesigned to comply with NFPA 13 standards, this unit fulfills rigorous commercial code requirements for dependable water distribution and timely activation. It satisfies life safety and property protection mandates across heavy-duty occupancies where reliable fire suppression is critical.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-Strength Brass Body:\u003c\/strong\u003e Built with corrosion-resistant alloys to withstand harsh commercial and industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e11.2 K-Factor Rating:\u003c\/strong\u003e Maximizes fire suppression effectiveness while minimizing water usage through optimized distribution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDual Response Capability:\u003c\/strong\u003e Operates as either a standard or quick response sprinkler to adapt to diverse hazard classifications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise Thermal Sensitivity:\u003c\/strong\u003e Incorporates specific temperature ratings for timely activation matched to your environmental conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable class=\"data table additional-attributes\" id=\"product-attribute-specs-table\"\u003e \u003ccaption class=\"table-caption\"\u003eMore Information\u003c\/caption\u003e \u003cthead\u003e \u003ctr\u003e \u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e \u003cth scope=\"col\"\u003eDetail\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eManufacturer \/ Brand\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003eViking\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eModel \/ Series Number \/ SIN\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003eVK535\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eConnection \/ Thread Size \u0026amp; Type\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003e3\/4\" NPT (20 mm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003ePressure Rating (WWP \/ Max Working Pressure)\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003e175 psi (12 bar)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eK-Factor\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003e11.2\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eTemperature Rating \/ Response Type\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003eStandard \/ Quick Response (ECOH ELO)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eMaterial \/ Body Construction\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003eHigh-strength brass with corrosion-resistant alloys\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eAgency Listings \u0026amp; Approvals\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003eUL Listed, FM Approved\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\"\u003e\u003cstrong\u003eApplicable NFPA Standards\u003c\/strong\u003e\u003c\/th\u003e \u003ctd\u003eNFPA 13\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e \u003cp\u003eVerify all local Authority Having Jurisdiction (AHJ) requirements and consult the manufacturer technical data sheet prior to laying out piping and installing components.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eDocumentation:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.vikinggroupinc.com\/sites\/default\/files\/2024-08\/072014.pdf\"\u003eDownload Manufacturer Technical Data \u0026amp; Cut Sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ctable class=\"data table additional-attributes\" id=\"product-attribute-specs-table\"\u003e\n\u003ccaption class=\"table-caption\"\u003eMore Information\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth class=\"col label\" scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd class=\"col data\" data-th=\"Brand\"\u003eViking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"col label\" scope=\"row\"\u003eSprinkler Type\u003c\/th\u003e\n\u003ctd class=\"col data\" data-th=\"Sprinkler Type\"\u003eUpright\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"col label\" scope=\"row\"\u003eK-Factor\u003c\/th\u003e\n\u003ctd class=\"col data\" data-th=\"K-Factor\"\u003e11.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Fire Protection Parts","offers":[{"title":"Brass \/ 165 °F (74 °C)","offer_id":68031309250650,"sku":"14139AC","price":44.99,"currency_code":"USD","in_stock":true},{"title":"Brass \/ 205 °F (96 °C)","offer_id":68031309283418,"sku":"14139AE","price":44.99,"currency_code":"USD","in_stock":true},{"title":"Brass \/ 280 °F (138 °C)","offer_id":68031309316186,"sku":"14139AG","price":44.99,"currency_code":"USD","in_stock":true},{"title":"Chrome \/ 165 °F (74 °C)","offer_id":68031309348954,"sku":"14139FC","price":52.99,"currency_code":"USD","in_stock":true},{"title":"Chrome \/ 205 °F (96 °C)","offer_id":68031309381722,"sku":"14139FE","price":52.99,"currency_code":"USD","in_stock":true},{"title":"Chrome \/ 280 °F (138 °C)","offer_id":68031309414490,"sku":"14139FG","price":52.99,"currency_code":"USD","in_stock":true},{"title":"White \/ 165 °F (74 °C)","offer_id":68031309447258,"sku":"14139MC\/W","price":52.99,"currency_code":"USD","in_stock":true},{"title":"White \/ 205 °F (96 °C)","offer_id":68031309480026,"sku":"14139ME\/W","price":52.99,"currency_code":"USD","in_stock":true},{"title":"White \/ 280 °F (138 °C)","offer_id":68031309512794,"sku":"14139MG\/W","price":52.99,"currency_code":"USD","in_stock":true},{"title":"Black-Polyester \/ 165 °F (74 °C)","offer_id":68031309545562,"sku":"14139MC\/B","price":54.99,"currency_code":"USD","in_stock":true},{"title":"Black-Polyester \/ 205 °F (96 °C)","offer_id":68031309578330,"sku":"sku-48141083574520","price":42.99,"currency_code":"USD","in_stock":true},{"title":"Black-Polyester \/ 280 °F (138 °C)","offer_id":68031309611098,"sku":"14139MG\/B","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/0637\/7818\/files\/vk535-k112-ecoh-up-133486.png?v=1794374449","url":"https:\/\/patriotsafesource.com\/products\/viking-vk535-k11-2-ecoh-upright-fire-sprinkler-for-commercial-protection","provider":"Patriot SafeSource","version":"1.0","type":"link"}