{"product_id":"viking-3-inch-f1-ezr-valve-fxf-fire-protection-sku-f1ezr3","title":"Viking 3 Inch F1 EZR Valve FXF Fire Protection SKU F1EZR3","description":"\u003cp\u003eThe Viking 08505 is a 3 inch Model F-1 Easy Riser swing check valve. Forward water flow lifts the rubber-faced clapper; when flow stops, the clapper closes to prevent reverse flow from the sprinkler piping.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePart number\u003c\/b\u003e: 08505.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSize and model\u003c\/b\u003e: 3 inch, Model F-1.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnd connections\u003c\/b\u003e: ANSI flange-by-flange.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBody material\u003c\/b\u003e: Ductile iron, ASTM A536, grade 65-45-12.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWater working pressure\u003c\/b\u003e: Maximum 300 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDrain outlet\u003c\/b\u003e: 1-1\/4-inch NPT.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation orientation\u003c\/b\u003e: Vertical with upward flow, or horizontal with the access cover up.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eViking identifies use in wet-system and preaction-system risers and appropriate applications requiring a check valve with drain and gauge connections. Keep the valve protected from freezing and physical damage, verify compatibility where corrosive atmospheres or contaminated water are present, and ensure that the associated piping components are rated for the system pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.vikinggroupinc.com\/sites\/default\/files\/2025-02\/011189.pdf\" target=\"_blank\" rel=\"noopener\"\u003eViking E-1\/F-1 Easy Riser check valve technical data (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Viking","offers":[{"title":"Default Title","offer_id":46202792607992,"sku":"08505","price":746.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/7183\/3336\/files\/3-f1-ezr-valve-ff-395538.png?v=1776004277","url":"https:\/\/fireprotectionparts.net\/products\/viking-3-inch-f1-ezr-valve-fxf-fire-protection-sku-f1ezr3","provider":"Fire Protection Parts","version":"1.0","type":"link"}