{"product_id":"10-zw215-suc-prss-ctrl-fire-vlv-glb-body-ips-grvd-ss-seat-cpr-tube","title":"10 ZW215 SUC PRSS CTRL FIRE VLV GLB BODY IPS GRVD SS SEAT CPR TUBE","description":"\u003cp\u003eThe 10 inch Zurn Wilkins ZW215FP Fire Pump Suction Control Valve is designed to control suction pressure for Fire Suppression Systems, preventing fire pumps from over-drawing from the water supply and mitigating damage due to low or negative pressures.\u003c\/p\u003e\u003cp\u003eThis valve maintains a minimum inlet pressure to a Fire Protection Pump, effectively preventing \u003cstrong\u003ecavitation\u003c\/strong\u003e and potential \u003cstrong\u003ebackflow conditions\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003eFire Suppression Systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrevents \u003cstrong\u003ecavitation\u003c\/strong\u003e and \u003cstrong\u003ebackflow\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eModulating action maintains suction pressure within narrow limits\u003c\/li\u003e\n\u003cli\u003eFactory set to maintain minimum inlet pressure\u003c\/li\u003e\n\u003cli\u003eQuick pilot assembly reaction to pressure changes\u003c\/li\u003e\n\u003cli\u003eInternal and external ferrous surfaces are coated with a \u003cstrong\u003ehigh-quality flu-eon epoxy coating\u003c\/strong\u003e for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eSensing port includes a \u003cstrong\u003etest cock\u003c\/strong\u003e for quick bleeding of the sensing line\u003c\/li\u003e\n\u003cli\u003eService and adjustments possible without removing the valve from the line\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction Materials\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMain Valve Body: \u003cstrong\u003eDuctile Iron\u003c\/strong\u003e ASTM A536\u003c\/li\u003e\n\u003cli\u003eMain Valve Bonnet: \u003cstrong\u003eDuctile Iron\u003c\/strong\u003e ASTM A536\u003c\/li\u003e\n\u003cli\u003eDisc Guide: \u003cstrong\u003eStainless Steel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeat: \u003cstrong\u003eStainless Steel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDisc: \u003cstrong\u003eBuna-N Rubber\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDiaphragm: \u003cstrong\u003eNylon Reinforced Buna-N\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eStem: \u003cstrong\u003eStainless Steel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpring: \u003cstrong\u003eStainless Steel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePilot System Piping: \u003cstrong\u003eCopper tubing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUtilizes a \u003cstrong\u003epressure relief pilot valve\u003c\/strong\u003e (Model PV-RLF) installed on the discharge side of the control circuitry.\u003c\/li\u003e\n\u003cli\u003eThe pilot valve is direct acting, normally closed, and spring-loaded with a diaphragm.\u003c\/li\u003e\n\u003cli\u003eA sensing line connects the pump's suction side to the pilot control chamber.\u003c\/li\u003e\n\u003cli\u003eSuction pressure exceeding the pilot's preset causes the pilot valve to open, and the adjustable spring seeks to keep it closed, resulting in a modulating action to maintain pressure.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796843208981,"sku":"10-ZW215FPG","price":34510.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/184416.jpg?v=1772731639","url":"https:\/\/www.backflowpreventer.com\/products\/10-zw215-suc-prss-ctrl-fire-vlv-glb-body-ips-grvd-ss-seat-cpr-tube","provider":"Water Specialties Company","version":"1.0","type":"link"}