{"product_id":"ames-3-inch-double-check-backflow-preventer-fire-valve-assembly","title":"Ames C200 3-Inch Double Check Assembly | OS\u0026Y Flanged × Grooved","description":"\u003cdiv\u003e\n\u003cp\u003eThe Ames C200 3-inch double check valve assembly is designed to protect the potable water supply from reverse flow of objectionable but non-toxic pollutants. For non-health-hazard applications, it uses two independently operating check valves, two shutoff valves, and four test cocks to protect against backpressure or backsiphonage.\u003c\/p\u003e\n\u003cp\u003eThis is a double check valve assembly, not a detector assembly with a metered bypass. The housing and access sleeve are 304 Schedule 40 stainless steel.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eAmes Fire \u0026amp; Waterworks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eC200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStore SKU\u003c\/th\u003e\n\u003ctd\u003eC200OS\u0026amp;YFxG-0300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal Size\u003c\/th\u003e\n\u003ctd\u003e3 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShutoff Configuration\u003c\/th\u003e\n\u003ctd\u003eOS\u0026amp;Y shutoff valves, flanged inlet and grooved outlet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing and Sleeve\u003c\/th\u003e\n\u003ctd\u003e304 Schedule 40 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Working Pressure\u003c\/th\u003e\n\u003ctd\u003e175 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWater Temperature Range\u003c\/th\u003e\n\u003ctd\u003e33°F to 140°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCheck Discs\u003c\/th\u003e\n\u003ctd\u003eReversible silicone or EPDM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSprings, Pins, and Fasteners\u003c\/th\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eAn integrated supervisory switch is an option on the OS\u0026amp;Y model, not an automatic inclusion in every assembly. Shutoff valves provide isolation; they are not described as allowing service of the assembly while keeping flow through it uninterrupted.\u003c\/p\u003e\n\u003cp\u003eConfirm the selected configuration and project requirements with the manufacturer documentation and local Authority Having Jurisdiction before ordering or installation. Consult the full installation and safety instructions.\u003c\/p\u003e\n\u003cp\u003eNote: This item is Non-Refundable and Non-Cancellable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Reference:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.watts.com\/dfsmedia\/0533dbba17714b1ab581ab07a4cbb521\/35083-source\/639252434820000000\/es-a-c200-c200n-2510.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eAmes C200\/C200N Series Engineering Specification (2025, PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Ames","offers":[{"title":"Default Title","offer_id":46202878460152,"sku":"C200OS\u0026YFxG-0300","price":3306.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/7183\/3336\/files\/3DoubleCheckBackflowPreventorValveforFireProtectionDuctileIronAssembly_1.jpg?v=1791901002","url":"https:\/\/fireprotectionparts.net\/products\/ames-3-inch-double-check-backflow-preventer-fire-valve-assembly","provider":"Fire Protection Parts","version":"1.0","type":"link"}